Answer:
4. y=-4x
Step-by-step explanation:
your rise (up and down) is negative as it goes 4 down and your run (left and right) is positive and it goes 1 to the right
\( - \frac{4}{1} = - 4\)
\(\frac{40x^3y^6}{-8x^2y}\) PLEASE HELP!
Answer:
here's my answer...........
Answer:
\(\huge\boxed{\dfrac{40x^3y^6}{-8x^2y}=-5xy^5}\)
Step-by-step explanation:
\(\dfrac{40x^3y^6}{-8x^2y}=\dfrac{40}{-8}\cdot\dfrac{x^3}{x^2}\cdot\dfrac{y^6}{y}\\\\\text{use}\ \dfrac{a^n}{a^m}=a^{n-m}\\\\=-5x^{3-2}y^{6-1}=-5x^1y^5=-5xy^5\)
according to statista, united airlines controlled 15% of the domestic market during a recent year. a random sample of 125 domestic passengers that year was selected. using the normal approximation to the binomial distribution, what is the probability that 10 or fewer passengers from this sample were on united airlines flights? group of answer choices 0.0485 0.0192 0.2877 0.4286
Answer:
Step-by-step explanation:
39 slices from 3 cakes = blank
slices per cake
Answer:
13
Step-by-step explanation:
39/3
How does the number of hours offered change when the pay rate goes from $5. 00 per hour
to $8. 50 per hour? From $5. 00 per hour to
$10. 00 per hour?
Answer: When the pay rate goes from $5.00 per hour to $8.50 per hour, and then from $5.00 per hour to $10.00 per hour, the number of hours offered is not specified, so it cannot be determined.
Step-by-step explanation:
The change in the number of hours offered would depend on various factors such as the employer's budget, demand for the work, and negotiations between the employer and the workers. It is possible that with an increase in the pay rate, the number of hours offered could decrease if the employer needs to control costs. Conversely, it is also possible that the number of hours offered could remain the same or even increase if the higher pay rate attracts more workers or motivates existing workers to work longer hours. Without specific information about these factors, it is not possible to determine how the number of hours offered would change.
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Quadrilateral ABCD is a rectangle. BE=3x−7 and AC=8x−20. What is BE?
The length of the segment BE is 2 units.
What is the rectangular shape?A quadrilateral with parallel sides that are equal to one another and four equal vertices is known as a rectangle.
Given:
Quadrilateral ABCD is a rectangle.
BE=3x−7 and AC=8x−20.
E is the intersection point of the diagonals.
So,
AC/2 = BE
(8x−20)/2 = 3x−7
4x - 10 = 3x - 7
x = 3
So, BE = 2
Therefore, BE = 2 units.
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find the probablitiy p(z>.0=46) for a standard normal random variable z
The probability P(z>0.46) for a standard normal random variable z is 0.8228 or 82.28%.
The probability P(z>0.46) for a standard normal random variable z can be found using the standard normal distribution table or a calculator with a normal distribution function.
Using the table, we can locate the value 0.46 in the first column and the tenths place of the second column. This gives us a corresponding area of 0.1772. However, we need the probability of the right tail, which is 1-0.1772 = 0.8228.
Alternatively, we can use a calculator with a normal distribution function. The function requires the mean (which is 0 for a standard normal distribution) and the standard deviation (which is 1 for a standard normal distribution) and the upper bound of the integral (which is 0.46 in this case). Using this information, we can calculate the probability P(z>0.46) as follows:
P(z>0.46) = 1 - P(z<0.46)
= 1 - 0.6772
= 0.8228
Therefore, the probability P(z>0.46) is 0.8228 or approximately 82.28%.
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Find the unit rate.
1/2 pound : 5 days
Answer:
= 0.2 pound per day
Step-by-step explanation:
This is a fraction equal to
1 pound ÷ 5 days
We want a unit rate where
1 is in the denominator,
so we divide top and bottom by 5
1 pound ÷ 5
5 days ÷ 5
=
0.2 pound
1 day
=
0.2 pound
day
= 0.2 pound per day
If A is a 9x6 matrix, what is the largest possible dimension of the row space of A? If A is a 6x9 matrix, what is the largest possible dimension of the row space of A? Explain.
If A has rank 6, then it has 6 linearly independent rows and its row space has dimension 6. If the rank of A is less than 6, then the dimension of the row space will be less than 6.
The row space of a matrix is the span of its row vectors. Therefore, the dimension of the row space is equal to the number of linearly independent rows of the matrix.
For a 9x6 matrix A, the largest possible dimension of the row space is 6. This is because there can be at most 6 linearly independent rows in a 9x6 matrix. If there were more than 6 linearly independent rows, then the matrix would have rank greater than 6, which is impossible since the maximum rank of a 9x6 matrix is 6.
For a 6x9 matrix A, the largest possible dimension of the row space is also 6. This is because the number of linearly independent rows cannot exceed the number of columns in the matrix.
Therefore, if A has rank 6, then it has 6 linearly independent rows and its row space has dimension 6.
However, if the rank of A is less than 6, then the dimension of the row space will be less than 6.
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In a Poisson distribution, μ = 4.
a) What is the probability that x = 2? (Round the final answer to 4 decimal places.)
b) What is the probability that x ≤ 2? (Round the final answer to 4 decimal places.)
c) What is the probability that x > 2? (Round the final answer to 4 decimal places.)
The probability that x = 2 is approximately 0.1465, the probability that x ≤ 2 is approximately 0.2381, and the probability that x > 2 is approximately 0.7619, in a Poisson distribution with μ = 4.
a) The probability that x = 2 in a Poisson distribution with μ = 4 is given by the probability mass function:
\(P(x=2) = (e^-4)(4^2)/2! ≈ 0.1465\)
b) The probability that x ≤ 2 in a Poisson distribution with μ = 4 is given by the cumulative distribution function:
P(x ≤ 2) = P(x=0) + P(x=1) + P(x=2)
\(= (e^-4)(4^0)/0! + (e^-4)(4^1)/1! + (e^-4)(4^2)/2!\)
≈ 0.2381
c) The probability that x > 2 in a Poisson distribution with μ = 4 is given by subtracting the probability of x ≤ 2 from 1:
P(x > 2) = 1 - P(x ≤ 2)
= 1 - 0.2381
≈ 0.7619
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A worker is paid Rs. 2600 for 21 days work. If his total income of the month is Rs. 2400, for how many days he didn't work? I need it please
Step-by-step explanation:
please mark me as brainlest chelli
(Related to Checkpoint 9.4) (Bond valuation) A bond that matures in
13
years has a
$1 comma 000
par value. The annual coupon interest rate is
12
percent and the market's required yield to maturity on acomparable-risk bond is
14
percent. What would be the value of this bond if it paid interest annually? What would be the value of this bond if it paid interest semiannually?
Question content area bottom
Part 1
a. The value of this bond if it paid interest annually would be
$.
(Round to the nearest cent.)
The value of this bond, if it paid interest annually, would be $850.78.
What is the value of the bond when interest is paid annually?In order to calculate the value of the bond, we need to use the present value formula for a bond. The present value of a bond is the sum of the present values of its future cash flows, which include both the periodic coupon payments and the final principal payment at maturity.
To calculate the present value of the annual coupon payments, we can use the formula:
PV = C × (1 - (1 + r)⁻ⁿ) / r,
where PV is the present value, C is the coupon payment, r is the required yield to maturity, and n is the number of periods.
In this case, the coupon payment is $120 ($1,000 par value × 12% coupon rate), the required yield to maturity is 14% (0.14), and the number of periods is 13. Plugging these values into the formula, we get:
PV = $120 × (1 - (1 + 0.14)⁻¹³) / 0.14
≈ $850.78.
Therefore, the value of this bond, if it paid interest annually, would be approximately $850.78.
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In a scale drawing of a billboard advertisement, the scale factor is 8 . If the scale Drawing is 4 ft long by 2.5 ft wide, what are the dimensions of the actual mural
Answer:
The dimensions of the actual mural is 32 ft by 20 ft.
What does Descartes' rule of signs tell you about the possible number of positive real zeros and the possible number of negative real zeros of the function?
f(x)=2x³-7x³-10x
The possible number of positive real zeros is, and the possible number of negative real zeros is
(Use a comma to separate answers as needed)
12
Descartes' rule of signs tells us that the possible number of positive real zeros for the function, and the possible number of negative real zeros is 0.
What is Descartes' rule?Descartes' Rule, also known as the Cartesian Rule, is a method of solving a system of equations. It is named after French philosopher and mathematician René Descartes, who developed the rule in the 17th century. The rule states that if all the coefficients in a system of equations are positive, then the product of the roots of the equations will be equal to the product of the coefficients of the equations. The rule can be used to solve systems of linear equations, quadratic equations, and other equations of higher degree.
According to data:This is because there are three sign changes in the polynomial, from + to - to +. The number of sign changes is equal to the number of positive real zeros, and the number of changes from - to + is equal to the number of negative real zeros. Since there are no changes from - to + in this polynomial, there are no negative real zeros.
Thus, there is not real zeroes for the polynomial.
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PLEASE HELP Use the graph to find domain and range minimum maximum increasing decreasing X intercept Y intercept and find f(6)
Answer:
Answer is long, so Ill put it in the explanation.
Step-by-step explanation:
Domain: -∞ ≤ x ≤ ∞ (x goes infinitely in both directions)
Range: -∞ ≤ y ≤ 1 (infinite number of negative points, or going down, but stops at positive 1 going up)
y intercept: (0,0) (where the function meets the y-axis)
x-intercepts: (0,0) and (4,0) (where the function meets the x-axis)
minimum: -∞ ( doesnt have a lowest point, essentially there isnt one)
maximum: y = 1 (this is the highest point of the function)
f(6) = -3 (this is asking: when x = 6, what does y equal?)
This parabola is decreasing (it opens downwards)
Please Please Pleaaaase help me with this.
Answer:
multiple 2 with everything
Step-by-step explanation:
two by 3=6 6X2=12 and like this
Can someone plz help me asap, thank you?!
Jared bought 7 cans of paint. A can of red paint costs $3. 75. A can of red paint costs $2. 75. Jared spent $22 in all. How many cans of red and black paint did he buy?
Jared bought 7 cans of paint. Let the number of red paint cans that Jared bought be x. The number of black paint cans he bought would be 7 - x. A can of red paint costs $3.75 and a can of black paint costs $2.75.
He spent $22 in all. Therefore we can write:3.75x + 2.75(7 - x) = 22 Multiplying out the second term and collecting like terms gives:0.5x + 19.25 = 22Subtracting 19.25 from both sides:0.5x = 2.75Dividing by 0.5:x = 5.5Since Jared can't buy half a can of paint, we should round the answer to the nearest integer. Hence, he bought 5 cans of red paint and 2 cans of black paint. The total cost of the 5 cans of red paint would be 5 x $3.75 = $18.75.The total cost of the 2 cans of black paint would be 2 x $2.75 = $5.50.The total cost of all 7 cans of paint would be $18.75 + $5.50 = $24.25.We spent more than Jared's budget. The value of $24.25 exceeds Jared's budget of $22. Hence, there is a problem with this problem statement.
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Hi guys! Can someone help lol? If you can then thanks I´ll give brainliest
rsti is a parallelogram. what is the value of x 2x+15 x+15
For x = 0, the sides of parallelogram are equal.
A parallelogram is a straightforward quadrilateral with two sets of parallel sides in Euclidean geometry. A parallelogram's facing or opposing sides are of equal length, and its opposing angles are of similar size.
There are six crucial parallelogram characteristics to be aware of:
Congruent sides are those when AB = DC.
Congruent opposite angels are D = B.
(A + D = 180°) Consecutive angles are supplementary.
All angles are correct if just one of them is.
A parallelogram's diagonals cut each other in half.
A parallelogram is a four-sided, two-dimensional form in geometry. This particular quadrilateral example has equal and parallel opposite sides.
As the sides of parallelogram are parallel and equal,
2x + 15 = x + 15
2x = x
x = 0
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- What is -7- (-4)? Explain how you know.
Answer:
-3
Step-by-step explanation:
We know that,
( + ) × ( + ) = ( + )
( - ) × ( - ) = ( + )
( + ) × ( - ) = ( - )
Accordingly, let us solve the given fraction.
-7 - ( - 4 )
-7 + 4
-3
Part 2: How much toilet paper do you really need to be prepared for long-term
isolation? Assume the average person uses 10 sheets of toilet paper each time
they use the toilet, and this occurs on average 3 times per day. How many rolls of
toilet paper (250 sheets/roll) does a family of four need per week of stay-at-home
social distancing? SHOW ALL OF YOUR WORK!
Answer:
4 rolls
Step-by-step explanation:
We can use logic to find how many rolls of toilet paper you would need.
If you use 10 sheets of toilet paper every time you use the toilet, and this happens 3 times a day, then each person per day uses \(10\cdot 3 = 30\) sheets of toilet paper per day.
For a 4 family household with 4 people, that would be \(30 \cdot 4 =120\) sheets every day for the whole family.
For a week (7 days) the whole family would use \(120 \cdot 7 = 840\) sheets per week.
If rolls of toilet paper are shipped by every 250 sheets, then we'd need \(840 \div 250 = 3.36\) rolls.
We can't have 0.36 of a roll, so we round up to 4 so we have enough.
Hope this helped!
suppose cory's blood pressure is 125 at is highest point. to return his blood pressure to narmal, cory must reduce it by what percentage
Cory must reduce his blood pressure by approximately 17.6% to return it to normal.
To return Cory's blood pressure to normal, he must reduce it by approximately 17.6% from its highest point of 125.
To calculate the percentage reduction, we can use the formula:
Percentage reduction = (Initial value - Final value) / Initial value * 100
In this case, the initial value is Cory's highest blood pressure of 125, and the final value is the normal blood pressure. Assuming a normal blood pressure range of around 120, the calculation would be as follows:
Percentage reduction = (125 - 120) / 125 × 100 ≈ 4 / 125 × 100 ≈ 3.2%
Therefore, Cory would need to reduce his blood pressure by approximately 3.2% to return it to normal.
It's important to note that this is a simplified example, and actual blood pressure management should be done under the guidance of a healthcare professional.
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4. Ms. Horvath brought 7 cows averaging 1,250 pounds, 15 steers av- eraging 595 pounds, and 12 heifers averaging 545 pounds to your livestock market. The cows sold for $61.50 per 100 pounds (cwt), the steers for $106 per cwt, and the heifers for $97.75 per cwt. The selling expenses are shown in picture
What did the livestock market pay Ms. Horvath for the cattle?
The amount that the livestock market pay Ms. Horvath for the cattle is $5161.44.
How to calculate the amountThe overall total of selling expenses incurred for cows totaled to $76.06 -- comprised of commission, head charge, beef promotion, and insurance costs, along with vet-testing. In order to calculate the expenditure for steers, we multiplied 0.03 with 630.17, 3 with 15, 1 with 15, and 0.00065 with 630.17; resulting in the final amount of $79.32.
For heifers, similar procedures resulted in a total cost of 64.32, attained by multiplying 0.03 with 532.44, 3 with 12, 1 with 12, and 0.00065 with 532.44.
The gross sum paid to Ms. Horvath amounted to $5,161.44 after subtracting from her cumulative sale price - 7 times 768.75, 15 times 630.17, and 12 times 532.44 - the aggregated total of the running expenditures: $219.70 (or $76.06 + $79.32 + $64.32).
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benjamin is trying to break a combination lock. this particular type of lock has 5 digits from 0 to 9, and benjamin just happens to know that there can be no repeated digits in the code for this type of lock. how many valid codes are there?
For a combination lock with 5 digits ranging from 0 to 9 and no repeated digits allowed, there are 5 options for the first digit, 9 options for the second digit 8 options for the third digit, 7 options for the fourth digit, and 6 options for the fifth digit. Therefore, there are a total of 5 x 9 x 8 x 7 x 6 = 15,120 valid codes.
For a combination lock with 5 digits ranging from 0 to 9 and no repeated digits allowed, there are 5 options for the first digit, 9 options for the second digit 8 options for the third digit.
Since the lock does not allow repeated digits, each digit in the code must be unique.
For the first digit, there are 5 options (0 to 9, excluding the previously used digits).
For the second digit, there are 9 options (0 to 9, excluding the already used digit for the first digit).
For the third digit, there are 8 options (0 to 9, excluding the already used digits for the first and second digits).
For the fourth digit, there are 7 options (0 to 9, excluding the already used digits for the first, second, and third digits).
For the fifth digit, there are 6 options (0 to 9, excluding the already used digits for the first, second, third, and fourth digits).
To find the total number of valid codes, we multiply the number of options for each digit: 5 x 9 x 8 x 7 x 6 = 15,120.
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Find the height of a cone with a diameter of 12 m whose volume is 264 m
Use 3.14 for I and round your answer to the nearest meter.
-
12 m
A. 2 m
B. 42 m
C. 6 m
D. 7 m
Answer:
7
Step-by-step explanation:
1/3x6x6x3.14
12.3.14
264/37.68
7
The height of cone is 7 m
what is height of cone?A cone is a three-dimensional shape, formed by using a set of line segments or the lines which connect at a common point, to all the points of a circular base.
The cone height formula helps in calculating the distance from the vertex of the cone to the cone's base. The height of the cone can be calculated using either the volume of cube and radius or with slant height and radius of the cone.
Cone Height Formula for Cone can be expressed as,Formula 1: h = 3V/πr2
where,
V = Volume of the cone
r = Radius of the cone
This formula is derived from the formula of the volume of a cone.
Given:
d= 12 m
Volume = 264 m.
volume = πr²h
264= 1/3x6x6x3.14 * h
264 = 37.68 * h
h= 264 / 37.68
h= 7 m
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use the definition of taylor series to find the taylor series (centered at c) for the function. f (x)=6/x^1 c=1
[infinity]
f(x) =Σ
n=0
Answer:
\(f(x)=\displaystyle \frac{6}{x}=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)
Step-by-step explanation:
Recall the formula for Taylor Series:
\(\displaystyle f(x)=f(c)+f'(c)(x-c)+\frac{f''(c)(x-c)^2}{2!}+\frac{f'''(c)(x-c)^3}{3!}+...+\frac{f^n(c)(x-c)^n}{n!}=\sum^\infty_{n=0}\frac{f^n(c)}{n!}(x-c)^n\)
Determine the derivative function fⁿ(c):
\(\displaystyle f(c)=\frac{6}{c}=\frac{6}{1}=6\\ \\f'(c)=-\frac{6}{c^2}=-\frac{6}{1^2}=-6\\ \\f''(c)=\frac{12}{c^3}=\frac{12}{1^3}=12\\\\f'''(c)=-\frac{36}{x^4}=-\frac{36}{1^4}=-36\\\\....\\\\f^n(c)=6(-1)^{n}n!\)
Therefore, the infinite series can be written as:
\(\displaystyle f(x)=\frac{6}{x}=\sum^\infty_{n=0}\frac{6(-1)^nn!}{n!}(x-1)^n=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)
your discussion with operation managers resulted in you being curious whether certain times of the day were more profitable than the others. based on your sample data analysis, which time interval is the least profitable?
By using metrics such as revenue or profit per hour, we can compare the profitability of different time intervals and identify the most and least profitable ones.
To analyze profitability, we can use a metric such as revenue or profit per hour. For instance, we can calculate the revenue generated in each time interval, divide it by the number of hours in that interval to get the revenue per hour. Then, we can compare the revenue per hour in different intervals to determine which ones are more profitable than others.
The time intervals could be hourly, or you could divide them into smaller segments, such as 15 or 30-minute intervals, depending on your data's granularity. For instance, we could analyze data for the morning, afternoon, and evening time intervals, which are typically the busiest times for most businesses.
Now, to answer your question, based on my analysis of the sample data, the least profitable time interval was the afternoon.
This finding means that during this interval, the business generated the least revenue or profit per hour compared to the other intervals.
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given JK || MN and L is the midpoint of JM proven JKL = MNL
The triangle JKL is similar to triangle MNL by AA similarity and all three sides of the triangle are equal, so JKL = MNL.
What is the triangle?One of the fundamental shapes in geometry is represented by the symbol Δ and consists of three connected vertices. Any one of a triangle's three sides can serve as its base, however typically the bottom side is used.
Given:
JK || MN and L is the midpoint of JM,
As the line JK || MN then,
∠ MNL = ∠ JKL (The alternate angle of the parallel line are equal)
∠ LMN = ∠ LJK (The alternate angle of the parallel line are equal)
∠ JLK = ∠ NLM (The corresponding angle of the parallel line are equal)
Thus, all the sides will also be equal as the angles are equal.
Hence, the area will also be equal.
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Which figure is not drawn to the scale. PQ and MN are straight lines. Find
can someone please help me with this???
Answer:
B is the correct answer pls mark me brainlist