Answer:
B and D since the table tells that the answers B and D are correct
Answer:
B. There is a y-intercept at (0,-2)
Step-by-step explanation:
I did what the other answer said, but apparently the only right answer in your case is B.
xa³+ ya² + za = 0
In the equation above, x, y, and z are constants. If the equation has roots -6, 0, and 4, which of the following is a factor of xa³+
ya² + za ?
The factor of the equation xa³ + ya² + za is (a + z).
If the equation xa³ + ya² + za = 0 has roots -6, 0, and 4, we can use these values to find a factor of the expression.
Substituting -6 into the equation:
(-6)a³ + y(0)² + z(-6) = 0
-6a³ - 6z = 0
Dividing the equation by -6:
a³ + z = 0
Similarly, substituting 0 and 4 into the equation:
(0)a³ + y(0)² + z(0) = 0
4a³ + 4z = 0
Dividing by 4:
a³ + z = 0
From the above equations, we can see that a³ + z = 0 for all three roots -6, 0, and 4.
Therefore, the factor of xa³ + ya² + za is (a + z).
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what is the number of the parking space 16, 06, 68
The number formed by the digits 16, 06, and 68 is 160668, which is determined by concatenating them in the given order.
To determine the number formed by the given digits, we concatenate them in the given order. Starting with the first digit, we have 16. The next digit is 06, and finally, we have 68. By combining these three digits in order, we get the number 160668.
When concatenating the digits, the position of each digit is crucial. The placement of the digits determines the resulting number. In this case, the digits are arranged as 16, 06, and 68, and when they are concatenated, we obtain the number 160668. It's important to note that the leading zero in the digit 06 does not affect the value of the resulting number. When combining the digits, the leading zero is preserved as part of the number.
Therefore, the number formed by the digits 16, 06, and 68 is 160668.
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factorize
(x + y) ^ 2 - (y - 9) ^ 2
Answ er:
( x + 2 y − 9 ) ( x + 9 )
Step-by-step explanation:
Since both terms are perfect squares, factor using the difference of squares formula,
a ^2 − b ^2 = ( a + b ) ( a − b ) where a = x + y and b = y − 9 .
( x + 2 y − 9 ) ( x + 9 )
STOP DELETING MY QUESTIONS
2 by the power of 3 times 2= what
anyways how are you guys
Answer: The power 3 times 2=6.0
Step-by-step explanation:multiply the power you get 0 multiply the 2x3
Answer: 16
Step-by-step explanation: \(2^{3}\) = 8. This is because when a number is expressed to the power of a #, it means to multiply that # by itself by how many times the number of the exponent is. So, \(2^{3}\) =
2 x 2 x 2
4 x 2 = 8
Now, we must remember to multiply the 2 after we get 8. So,
8 x 2 = 16
So, therefore, 2 by the power of 3 times 2 = 16
I hope this helps!
What is the scale factor:
250/686
25/49
5/7
125/343
Answer:
Solution given:
scale factor=V/v=250/686 or 125/343
Answer:
250 and 686 bye
Step-by-step explanation:
done ✔ ⌛ ⏳ ✔ ⌛ ⏳ ✔
7 minus the product of
3
and
x.
Answer:
7 - 3x
Step-by-step explanation:
Product would cause the 3 and x to combine.
Answer:
7 - 3x
Step-by-step explanation:
the product , multiplication of 3 and x = 3 × x = 3x
now subtract this product from 7 to obtain
7 - 3x
. You deposit $200 each month into an account earning 3% interest compounded monthly for 30 years. How much total interest will you earn in 30 years?
The total interest you will earn in 30 years is approximately $241.61.
To calculate the total interest earned in 30 years, we need to use the formula for compound interest:
A = P(1 + r/n)^(nt) - P
Where:
A = the future value of the investment
P = the principal amount (initial deposit)
r = the annual interest rate (in decimal form)
n = the number of times the interest is compounded per year
t = the number of years
In this case, the principal amount is $200, the annual interest rate is 3% (or 0.03 as a decimal), the interest is compounded monthly (so n = 12), and the time period is 30 years (so t = 30).
Plugging in these values into the formula:
A = 200(1 + 0.03/12)^(12*30) - 200
Now we can simplify and calculate:
A = 200(1.0025)^(360) - 200
A = 200(2.208040033) - 200
A ≈ 441.6080066 - 200
A ≈ 241.6080066
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Describe a real or made up but possible example of a product that went through a time of scarcity. what was likely to happen to the price of the product when it was scarce, and why? (1-3 sentences. 3.0 points)
As the law of supply and demand states, there is an effect on the price of a product depending on its availability.
If there is a low supply and a high demand, there is an increase in price and vice versa.
Last 2012, there was a virus which infected millions of chicken. It was known as Avian influenza or bird flu. It resulted to scarcity of eggs.
As the law of supply and demand states, there is an effect on the price of a product depending on its availability.
For example we can use water. If a product becomes scarce its price would increase due to supply in demand.
If drinkable water became scarce its price would be greatly increased to its need and being in extreme demand.
In short, if there is a low supply and a high demand, there is an increase in price and vice versa.
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Three ice cream cones cost $8.40. At this rate, how much do two ice cream cones cost?
Answer:
two cost 5.6 dollars
Step-by-step explanation:
8.4 / 3=2.8$
2.8*2=5.6$
Answer:
$5.60
Step-by-step explanation:
You first take 8.40 and divide it by 3. Which makes you get 2.8. 2.8 is the cost per ice cream cone. Do 2.8 times 2 to get 5.6.
match the type of attention with its impact on the encoding process.
Type of Attention Impact on Encoding Process
1. Sustained attention Facilitates thorough encoding of information.
2. Selective attention Enhances encoding of attended stimuli while filtering out irrelevant information.
3. Divided attention Impairs encoding by dividing attentional resources among multiple tasks.
4. Exogenous attention Captures attention involuntarily, potentially interrupting the encoding process.
5. Endogenous attention Voluntarily directed attention that can prioritize specific information for encoding.
1. Sustained attention: Sustained attention refers to the ability to maintain focus over an extended period. It has a positive impact on the encoding process as it allows for thorough and comprehensive encoding of information.
2. Selective attention: Selective attention involves focusing on specific stimuli while filtering out irrelevant information. It enhances the encoding process by directing attention to the relevant stimuli, promoting their effective encoding.
3. Divided attention: Divided attention refers to the attempt to allocate attention to multiple tasks simultaneously. Dividing attention among multiple tasks impairs the encoding process as attentional resources become fragmented, leading to less effective encoding of information.
4. Exogenous attention: Exogenous attention is captured involuntarily by external stimuli, potentially interrupting the encoding process. It can divert attention away from the intended encoding task, resulting in a negative impact on encoding.
5. Endogenous attention: Endogenous attention is voluntarily directed attention that allows individuals to prioritize specific information for encoding. It enhances the encoding process by selectively focusing on relevant stimuli and allocating cognitive resources accordingly.
Different types of attention have varying impacts on the encoding process. Sustained attention and selective attention positively influence encoding, while divided attention and exogenous attention have negative effects. Endogenous attention, on the other hand, can enhance encoding by prioritizing specific information.
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TENPOINTS!!! One x-intercept for a parabola is at the point (0.6,0). Use the quadratic formula to find the other x-intercept for the parabola defined by this equation: y=-5x^2 + 8x - 3
→Answer:
(1,0)
→Step-by-step explanation:
Well first we need to graph the following equation.
\(y=-5x^2+8x-3\), look at the image below.
So if one x intercept is at (.6,0) then looking at the graph we can see the other one is at (1,0).
____________________I do hope this helps!________________________
_________________Brainliest is always appreciated!__________________
NEED HELP BADLY IM SO DESPARTAE PLEASE DUE TOMMORWOW
Answer:
A.)16:25 B.)15:45 C.)7:10 am D.)5:30 pm
Step-by-step explanation:
4x/x+3 + 3/x-4 = 5
Choose the possible extraneous roots. Select one or more:
a. 4 b. 0
c. -3 d. -13.21
e. 9.22
a. 4 is an extraneous root. , b. 0 is an extraneous root. , c. -3 is an extraneous root. , d. -13.21 is an extraneous root. , e. 9.22 is an extraneous root.
To solve the equation, we can begin by finding a common denominator for the fractions on the left-hand side. The common denominator is (x + 3)(x - 4). We can then rewrite the equation as follows:
[4x(x - 4) + 3(x + 3)] / [(x + 3)(x - 4)] = 5
Expanding and simplifying the numerator, we have:
[4x^2 - 16x + 3x + 9] / [(x + 3)(x - 4)] = 5
Combining like terms, we obtain:
(4x^2 - 13x + 9) / [(x + 3)(x - 4)] = 5
To eliminate the fraction, we can cross-multiply:
4x^2 - 13x + 9 = 5[(x + 3)(x - 4)]
Expanding the right-hand side, we get:
4x^2 - 13x + 9 = 5(x^2 - x - 12)
Simplifying further:
4x^2 - 13x + 9 = 5x^2 - 5x - 60
Rearranging the equation and setting it equal to zero, we have:
x^2 - 8x - 69 = 0
To solve this quadratic equation, we can factor or use the quadratic formula. Factoring the equation may not yield rational roots, so we can use the quadratic formula:
x = (-b ± √(b^2 - 4ac)) / (2a)
For the equation x^2 - 8x - 69 = 0, we have a = 1, b = -8, and c = -69. Substituting these values into the quadratic formula, we get:
x = (-(-8) ± √((-8)^2 - 4(1)(-69))) / (2(1))
= (8 ± √(64 + 276)) / 2
= (8 ± √340) / 2
= (8 ± 2√85) / 2
= 4 ± √85
So, the possible solutions for x are x = 4 + √85 and x = 4 - √85.
Now, let's check which of the given options (a, b, c, d, e) are extraneous roots by substituting them into the original equation:
a. 4: Substitute x = 4 into the equation: 4(4)/(4 + 3) + 3/(4 - 4) = 5. This results in a division by zero, which is undefined. Therefore, 4 is an extraneous root.
b. 0: Substitute x = 0 into the equation: 4(0)/(0 + 3) + 3/(0 - 4) = 5. This also results in a division by zero, which is undefined. Therefore, 0 is an extraneous root.
c. -3: Substitute x = -3 into the equation: 4(-3)/(-3 + 3) + 3/(-3 - 4) = 5. Again, we have a division by zero, which is undefined. Therefore, -3 is an extraneous root.
d. -13.21: Substitute x = -13.21 into the equation and evaluate both sides. If the equation does not hold true, -13.21 is an extraneous root.
e. 9.22: Substitute x = 9.22 into the equation and evaluate both sides. If the equation does not hold true, 9.22 is an extraneous root.
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find the equation of the line
Answer:
y=2x+3
Step-by-step explanation:
The slope formula is \(\frac{y_{2}-y_{1} }{x_{2}-x_{1}}\).
\(\frac{5-3}{1-0}\)
\(\frac{2}{1}\)
So the slope is 2.
Then you choose any coordinate, in my case (1,5).
To find the y-intercept look at where the line crosses the y-axis. The line crosses at 3.
a toy which was bought for rupees 100 was sold at rupees 90. what was the loss in percentage
Answer:
Step-by-step explanation:
Cost of toy =100
Selling price = 90
Loss = 100
Loss in percentage = 10/90*100
Loss in %= 11.11
Find the exact x-coordinate of the point on the curve parametrized by {x = t^2 + 1, y = t^2 - t where the tangent line has slope 27. Give an exact answer, do not use a decimal.
The exact x-coordinate of the point is frac{1163}{291}6
The curve is given by {x = t² + 1, y = t² - t}.
Let's find dy/dx in terms of t as follows:
frac{dy}{dx} = frac{dy/dt}{dx/dt} = frac{(2t - 1)}{(2t)} = 1 - frac{1}{2t}
Therefore, when dy/dx = 27, we have:
1 - frac{1}{2t} = 27
Rightarrow 2t - 1 = frac{2}{27}
Rightarrow t = frac{29}{54}
The x-coordinate is given by x = t² + 1, therefore, we have:
x = left(frac{29}{54}right)^2 + 1
= frac{1163}{2916}
Hence, the exact x-coordinate of the point on the curve where the tangent line has slope 27 is frac{1163}{291}6
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Find the area under the standard normal curve to the left of z=−1.5 z = − 1.5 and to the right of z=−1.1 z = − 1.1 . Round your answer to four decimal places, if necessary.
The task is to find the area under the standard normal curve to the left of z = -1.5 and to the right of z = -1.1, rounded to four decimal places.
The area under the standard normal curve represents the probability of a random variable being less than or greater than a certain value. To find the area to the left of z = -1.5, we can look up the corresponding cumulative probability in the standard normal distribution table or use statistical software.
Similarly, to find the area to the right of z = -1.1, we can calculate 1 minus the cumulative probability to the left of -1.1. By subtracting the area to the right from the area to the left, we can determine the desired area under the standard normal curve.
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Three times the difference of a number and 5 is the same as twice the number, decreased by 3. Find the number
Answer:
x = 12
Step-by-step explanation:
3 (x-5) = 2x - 3
3x -15 = 2x - 3
x-15 = -3
x = 12
check:
21 = 21
The number as decribed (Three times the difference of a number and 5 is the same as twice the number, decreased by 3) in the question is; 12
According to the question;
Three times the difference of a number and 5 is the same as twice the number, decreased by 3.The word problem can be written and solved as follows;
3(x - 5) = 2x -33x -15 = 2x -33x -2x = 15 -3x = 12Read more:
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Evaluate the Riemann Sum forf(x)=2x^2if0\leq x \leq 2with four equal subintervals using right-hand endpoints as the sample points.
\frac{15}{4}
\frac{7}{2}
\frac{15}{2}
15
\frac{30}{2}
Answer:
the Riemann Sum for $f(x)=2x^2$ with four equal subintervals using right-hand endpoints as the sample points is $\frac{15}{2}$.
Step-by-step explanation:
To evaluate the Riemann Sum for the function $f(x)=2x^2$ with four equal subintervals using right-hand endpoints as the sample points, we first need to determine the width of each subinterval. Since we have four subintervals to cover the interval $[0, 2]$, each subinterval has a width of $\Delta x = \frac{2-0}{4} = \frac{1}{2}$.
Next, we need to choose a sample point from each subinterval to evaluate the function. Since we are using right-hand endpoints as the sample points, we choose the endpoint of each subinterval as the sample point. The four subintervals are:
$[0, \frac{1}{2}]$, with sample point $x_1 = \frac{1}{2}$
$[\frac{1}{2}, 1]$, with sample point $x_2 = 1$
$[1, \frac{3}{2}]$, with sample point $x_3 = \frac{3}{2}$
$[\frac{3}{2}, 2]$, with sample point $x_4 = 2$
The Riemann Sum is then given by:
∑i=14f(xi)Δx=f(x1)Δx+f(x2)Δx+f(x3)Δx+f(x4)Δx=2(12)2⋅12+2(1)2⋅12+2(32)2⋅12+2(2)2⋅12=12+2+92+4=152i=1∑4f(xi)Δx=f(x1)Δx+f(x2)Δx+f(x3)Δx+f(x4)Δx=2(21)2⋅21+2(1)2⋅21+2(23)2⋅21+2(2)2⋅21=21+2+29+4=215
Therefore, the Riemann Sum for $f(x)=2x^2$ with four equal subintervals using right-hand endpoints as the sample points is $\frac{15}{2}$.
The Riemann Sum is 15/2 or 7.5.
To evaluate the Riemann Sum for the function f(x) = 2x^2 on the interval [0, 2] using 4 equal subintervals and right-hand endpoints, follow these steps:
1. Determine the width of each subinterval:
Δx = (b - a) / n = (2 - 0) / 4 = 0.5
2. Identify the right-hand endpoints of each subinterval:
x1 = 0.5, x2 = 1, x3 = 1.5, x4 = 2
3. Evaluate the function at each right-hand endpoint:
f(x1) = 2(0.5)^2 = 0.5
f(x2) = 2(1)^2 = 2
f(x3) = 2(1.5)^2 = 4.5
f(x4) = 2(2)^2 = 8
4. Calculate the Riemann Sum using these values:
Riemann Sum = Δx * (f(x1) + f(x2) + f(x3) + f(x4))
Riemann Sum = 0.5 * (0.5 + 2 + 4.5 + 8)
Riemann Sum = 0.5 * (15)
Riemann Sum = 7.5
The Riemann Sum for the given function using 4 equal subintervals and right-hand endpoints is 7.5, which is not among the provided options. However, the closest answer choice would be 15/2 or 7.5.
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The question is attached
a). The distance between A and C is derived to be 42° to the nearest degree.
b). The bearing of the point C with respect to A is equal to 72°
What is bearing?Bearing is usually measured in degrees, with 0° indicating the reference direction (usually North), and increasing clockwise to 360°. It refers to the direction or angle between a reference direction and a point or object.
Let ∆ABC be the triangle formed with bearings so that:
angle B = 30° + 90° + 15°
angle B = 135°
AB = 20km
BC = 25km
a). The distance between A and C is calculated using the cosine rule as follows:
AC² = 20² + 25² - 2(20)(25)cos135° {cosine rule}
AC² = 1025 + 707.1068
AC = √1732.1068 {take square root of both sides}
AC = 41.6186 approximately 42°
b). The bearing of the point C with respect to A is the angle from the north of A to the line AC, so;
bearing of the point C with respect to A = 30° + 42° = 72°
Therefore, the distance between A and C is derived to be 42° to the nearest degree and the bearing of the point C with respect to A is equal to 72°
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brainliest for correct answer A' is (4,-8). Rotate the point 180 Counter clockwise and translate it left 3 and up 9.
Answer:
(-7,17)
Step-by-step explanation:
(4,-8) turns into (-4,8)
go left by 3 (-7,8)
go up by 9 (-7,17)
Use the graph of y=2x^2+3x+4 to explain why we
can't solve the equation: 2x^2+3x+4=0.
Answer:
see explanation
Step-by-step explanation:
The solution to the equation
2x² + 3x + 4 = 0
Is where the graph crosses the x- axis ( that is y = 0 )
However, the graph does not intersect the x- axis , therefore the equation has no real solutions.
hey it's 10 points related to maths
A shopkeeper sells apples in two types of boxes, one small and one large. A large box
contains as many as 8 small boxes plus 4 loose apples. The number of apples in a
large box is given to be 100. Find the number of apples in a small box.
Answer:
12 apple in a small box.
Step-by-step explanation:
If there's 100 in a large box, then subtract the 4 loose apples to only have left 96 apples among the 8 small boxes. 96/8 is 12 apples per small box
I am confused. I believe it is 5(x^2+2)=45
Here is the problem: 5 times the square of a number and 2 is 45.
Answer:
Step-by-step explanation:
Answer:
x=2.16/x= -4.16
Step-by-step explanation:
you must use quadratic formula if the solved equation cannot be factorised
Mario is constructing a wall around a rectangular area which will cover a maximum of 60 square feet. The length of the wall will be 10
feet.
Which inequality represents all the possible widths in feet, w, that Mario can use to construct the rectangular
wall?

Answer:
\(W \le 6\)
Step-by-step explanation:
Given
\(Area = 60ft^2\ (max)\)
\(Length = 10ft\)
Required
Represent the width as an inequality
First, we represent the area as an inequality.
\(Area = 60ft^2\ (max)\)
max as used above means less than or equal to.
So, we have:
\(Area \le 60\)
The area of a rectangle is:
\(Area = L * W\)
So, we have:
\(L * W \le 60\)
Substitute 10 for L
\(10 * W \le 60\)
Divide both sides by 10
\(\frac{10 * W}{10} \le \frac{60}{10}\)
\(W \le \frac{60}{10}\)
\(W \le 6\)
Graph the line y= 12x–3.
Answer:
-3 is the Y intercept. And 12x is the slope. Are there any options?
Step-by-step explanation:
Answer:
Picture is the answer
Step-by-step explanation:
I will give brainliest to the person who give me a right answer with solution
Pls answer this ASAP ty
Answer:
∠ A = 42° , ∠ G = 85°
Step-by-step explanation:
the measure of an inscribed angle is half the measure of its intercepted arc.
(3)
∠ A is an inscribed angle , so
∠ A = \(\frac{1}{2}\) BC = \(\frac{1}{2}\) × 84° = 42°
(4)
∠ G is an inscribed angle but we require arc DF
the sum of the arcs in a circle = 360°
FG + GD + FD = 360°
70° + 120° + FD = 360°
190° + FD = 360° ( subtract 190° from both sides )
FD = 170°
Then
∠ G = \(\frac{1}{2}\) DF = \(\frac{1}{2}\) × 170° = 85°
When you round up to a place that has a 9, you create a 10. Then you need to round up the next place to the left of the place you are rounding to.There are 198,714 people living in Belleville. What is the number of people rounded to the nearest ten thousand?a. What digit is in the ten thousands place?b. Which place is used to decide which way to round the ten thousands place?c. What is the digit in this place?d. Should you round the number in the ten thousands place up or down?e. What happens when you round up a 9?f. What do you do when the value of a place is 10 or more?g. What is the value of the ten thousands place when the number is rounded to the nearest tenthousand?h. What is 198,714 rounded to the nearest ten thousand?i. What is 302,895 rounded to the nearest thousand?j. What is 7,142 rounded to the nearest ten?k. Round 24,793 to the nearest hundred.?
198, 714
a. What digit is in the ten thousands place? - 9
b. Which place is used to decide which way to round the ten thousands place? - thousands place
c. What is the digit in this place? - 8
d. Should you round the number in the ten thousands place up or down? - UP
e. What happens when you round up a 9? - It becomes 10.
f. What do you do when the value of a place is 10 or more? - The number becomes 0 and we add 1 to the next place to the right.
g. What is the value of the ten thousands place when the number is rounded to the nearest ten thousand? 100,000
h. What is 198,714 rounded to the nearest ten thousand? - 200,000
i. What is 302,895 rounded to the nearest thousand? - 303, 000
j. What is 7,142 rounded to the nearest ten? - 7, 140
k. Round 24,793 to the nearest hundred? - 24, 800
Southeastern Bell stocks a certain switch connector at its central warehouse for supplying field service offices. The yearly demand for these connectors is 15,400 units. Southeastern estimates its annual holding cost for this item to be $24 per unit. The cost to place and process an order from the supplier is $74. The company operates 300 days per year, and the lead time to receive an order from the supplier is 2 working days.
The economic order quantity (EOQ) for the switch connectors is approximately 97 units.
To determine the economic order quantity (EOQ) for the switch connectors, we can use the following formula:
EOQ = √((2 * Annual Demand * Order Cost) / Holding Cost)
Given the following information:
Annual Demand = 15,400 units
Holding Cost = $24 per unit
Order Cost = $74 per order
Plugging in the values into the formula, we get:
EOQ = √((2 * 15,400 * 74) / 24)
EOQ = √(227,200 / 24)
EOQ = √(9,466.67)
EOQ ≈ 97.28
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please help me :( If you traveled 6,000,000,000 miles into outer space, you would be about one-fourth of the way to Venus. Write this measurement in scientific notation.
A. 6 x 106 miles
B. 60 x 106 miles
C. 6 x 109 miles
D. 60 x 109 miles
The given measurement in scientific notation as \(6\times10^9\). Therefore, option D is the correct answer.
What is scientific notation?Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as \(1.56\times10^7\).
The given distance is 6,000,000,000 miles.
There are 9 zeros in the given number
So, scientific notation is \(6\times10^9\)
Therefore, the number in scientific notation is \(6\times10^9\).
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