Answer:
the slope is 4 and the y intercept is 12
Find the total surface area of the cylinder pictured. Use 3.14 for pi.
75.3 square meters
226.1 square meters
527.5 square meters
301.4 square meters
Answer:
527.5 sq. meters.
Step-by-step explanation:
I got it right on a test.
Answer:
527.5
Step-by-step explanation:
Find the unit rate that describes each solution. what part of the total cost does one of the items cost? buying a package of 12 rolls of paper towels for $16.
The unit rate is $1.33 per roll of paper towel. This means that each roll of paper towel costs $1.33.
“Unit rate” is a comparison of any two separate but related measurements when the second of these measurements is reduced to a value of one.
To find the unit rate, we need to determine the cost of one item. In this case, we are buying a package of 12 rolls of paper towels for $16. To find the cost of one item, we divide the total cost by the number of items.
So, the cost of one roll of paper towel is $16 divided by 12.
$16/12 = $1.33
Therefore, the unit rate is $1.33 per roll of paper towel. This means that each roll of paper towel costs $1.33.
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4
Find the equation of the line parallel to line h that
passes through (-4, 2).
Y=-1/3x+10/3 y=-1/3x2/3 y= 3xx+14 y=-3x-10
It’s A y=1/3x+10/3
Answer:
y = 1/3x + 10/3
Step-by-step explanation:
Slope: 1/3
Point (-4,2)
b = 2 - (1/3)(-4) = 10/3
If the factors of a quadratic function are (x 2) and (x − 9), what are the x-intercepts of the function?
The x-intercepts of the given quadratic function are -2 and 9.
What is a quadratic function?
A quadratic function is a function represented as, f(x) = ax2 + bx + c, with a, b, and c being integers and a not equal to zero. A parabolic curve represents the graph of a quadratic function.
A polynomial's highest degree reveals how many roots the polynomial has. The values for which the polynomial's numerical value is equal to zero are known as a polynomial's roots (also known as zeros of a polynomial). On a graph, the points where the polynomial's graph and the x-axis cross are the roots (x-intercepts).
Roots of the Quadratic Equation
Due to its degree of 2, a quadratic function can only have a maximum of two real roots. In order to find the roots of a quadratic equation, we equate its factors to 0. Thus, in this case, we have,
(x+2)*(x-9)=0
∴ x+2=0
⇒ x=-2
Similarly,
x-9=0
⇒ x=9
Hence, the x- intercepts of the given quadratic function come out to be -2 and 9.
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This is my answer i dont know you like it or not
While shopping at Target, Cathy sees a tank top that she loves for only $4.75. She decides to buy one in blue, red, and white. She pays the cashier with a $20.00 bill. How much change will Cathy get back from the cashier? (don’t factor in sales tax) *
Answer:
5.75
Step-by-step explanation:
Express a^-6 with a positive exponent
Answer:
\(\frac{1}{a^{6} }\)
Step-by-step explanation:
using the rule of exponents
\(a^{-m}\) = \(\frac{1}{a^{m} }\) , then
\(a^{-6}\) = \(\frac{1}{a^{6} }\)
A student is graduating from college in six months but will need a loan in the amount of $2,560 for the last semester. the student receives an unsubsidized stafford loan with an interest rate of 6.8%, compounded monthly. what is the balance of the unsubsidized loan at the time of graduation?
The balance of the unsubsidized loan at the time of graduation is $3,691.10.
Given:
Principal amount = $2,560
Interest rate = 6.8% = 0.068
Time period = 6 months
We can use the formula for compound interest to calculate the future value:
\(Future\; Value = P (1 + \dfrac{Interest Rate}{Number of Periods}) ^{(Periods * Time )\)
Substituting the value back into the formula as
Future Value = \($2,560 (1 + \dfrac{0.068}{12} )^{(12 * 6)\)
= \($2,560 (1 + 0.00566667)^{(72)\)
= \($2,560 (1.00566667)^{(72)\)
= $2,560 * 1.44044291
= $3,691.10
Therefore, the balance is $3,691.10.
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Explain how you know that v/95 is a little less than 10. V
Brody’s family took a road trip to the Grand Canyon. Brody fell asleep 65% of the way through the trip. If 35 sleep after they have travel 390 miles, what was the total length of the trip?
Answer:
Total length of the trip = 600 miles
Step-by-step explanation:
Given:
Distance travel during sleep = 65%
Distance travel during sleep = 390 miles
Find:
Total length of the trip
Computation:
Total length of the trip = Distance travel during sleep [100 / 65]
Total length of the trip = 390 [100 / 65]
Total length of the trip = 600 miles
Suppose you have the initial value problem, y′+p(t)y=0,y(0)=3 Given the solution y(t)=3e^t^2 , what must the function p(t) be?
The function p(t) can be determined by plugging in the given solution y(t)=3e^t^2 into the differential equation y′+p(t)y=0 and solving for p(t).
1. Start with the given differential equation, y′+p(t)y=0, and the given solution, y(t)=3e^t^2.
2. Take the derivative of y(t) with respect to t, which gives y′(t)=6te^t^2.
3. Plug in y(t) and y′(t) into the differential equation and simplify: 6te^t^2 + p(t)(3e^t^2) = 0
4. Divide both sides by 3e^t^2 to isolate p(t): p(t) = -2t
5. Therefore, the function p(t) must be p(t) = -2t in order for the given solution y(t)=3e^t^2 to satisfy the initial value problem y′+p(t)y=0, y(0)=3.
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Suppose that when the temperature is between 35 and 50 degrees, it has historically rained 40% of the time. Also, historically, the month of April has had a temperature between 35 and 50 degrees on 25 days. You have scheduled a golf tournament for April 12. What is the probability that players will experience rain and a temperature between 35 and 50 degrees
Given that when the temperature is between 35 and 50 degrees, it has historically rained 40% of the time. Also, historically, the month of April has had a temperature between 35 and 50 degrees on 25 days.
To find the probability that players will experience rain and a temperature between 35 and 50 degrees on April 12th, we will have to use the concept of conditional probability.
Conditional Probability is the probability of an event occurring given that another event has already occurred. Conditional Probability Formula: P(A|B) = P(A ∩ B) / P(B) where, P(A|B) is the probability of A given B,P(A ∩ B) is the probability of A and B, and P(B) is the probability of B.
Since the temperature between 35 and 50 degrees has historically rained 40% of the time, we can say that P(Rain | Temperature 35-50) = 0.4
Also, the probability of temperature between 35 and 50 degrees on April 12th can be calculated as P(Temperature 35-50) = 25 / 30 (as April has 30 days) = 5/6.
Using the conditional probability formula: P(Rain and Temperature 35-50) = P(Rain | Temperature 35-50) × P(Temperature 35-50)P(Rain and Temperature 35-50) = 0.4 × 5/6P(Rain and Temperature 35-50) = 0.3333 or 33.33%.
Therefore, the probability that players will experience rain and a temperature between 35 and 50 degrees on April 12th is 0.3333 or 33.33%.
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look at this please it would really help
if you subtract 1/2 from a number and multiply the result by 1/2 you get 1/8. what is the number?? (pls provide steps)
Answer:
\(Number\ is\ \frac{3}{4}\)
Step-by-step explanation:
Let the number be x
Subtract 1/2 from x = (x - 1/2)
Multiply 1/2 to the result = 1/2(x - 1/2)
The result is 1/8
That is,
\(\frac{1}{2}( x - \frac{1}{2}) = \frac{1}{8}\\\\( x - \frac{1}{2}) = \frac{1}{8}\times \frac{2}{1}\\\\(x-\frac{1}{2}) = \frac{1}{4}\\\\x = \frac{1}{4} + \frac{1}{2}\\\\x = \frac{3}{4}\)
100PTS BRAINLIEST! (only if you get them correct!!)
Answer:
A and F
Step-by-step explanation:
20 points help babes!!!!!
Answer:
Brainliest if correct!
Step-by-step explanation:
6561
9^4
the first one!!!
In a sample of n = 6, five individuals all have scores of x = 10 and the sixth person has a score of x = 16. what is the mean for this sample?
The mean of samples 10, 10, 10, 10, 10, and 16 will be 11.
What is Mean?The mean is the straightforward meaning of the normal of a lot of numbers. In measurements, one of the markers of focal propensity is the mean. The normal is alluded to as the number-crunching mean. It's the proportion of the number of genuine perceptions to the absolute number of perceptions.
In a sample of n = 6, five individuals all have scores of x = 10 and the sixth person has a score of x = 16.
Then the data set will be given below.
10, 10, 10, 10, 10, 16
Then the mean of the data set will be
Mean = (10 + 10 + 10 + 10 + 10 + 16) / 6
Mean = 66/6
Mean = 11
Thus, the mean of the sample will be 11.
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(PLS HELP FAST FOR 20 points) one step equation 18 + x = -9
Answer:
-27
Step-by-step explanation:
18 + x = -9
subtract by 18 on both sides
x = -27
You can check this by...
18 - 27 = -9
I hope this helps!!
this is your answer hope it's helpful for you
X is a normally distributed random variable with a mean of 12 and a standard deviation of 3. The probability that x equals 19. 62 is.
The characteristics of the normal distribution can be used to determine the likelihood that X equals 19.62 because X is a normally distributed random variable with a mean of 12 and a standard deviation of 3.
We must compute the z-score, which counts the number of standard deviations a given result is from the mean, in order to determine this probability. Calculating the z-score is as follows:
z = (x - μ) / σ
If the supplied value, x, the mean, and the standard deviation are all given.In this instance, x=19.62, =12, and =3 respectively. By replacing these values, we obtain:
z = (19.62 - 12) / 3 ≈ 2.54
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List the factor pairs of the number 16
Answer:(1,16) and (-1,-16)
Step-by-step explanation:
For example, the pair factors of 16 are written as
2 apples cost 2 dabloons.
How much does 1 apple cost
What is the length of the line?
A. 9
B. 8
C. squared 45
D. squared 27
Answer:
C) \(\sf \sqrt{45}\)
Step-by-step explanation:
Pythagorean theorem:
AB = 6 units
BC = 3 units
AC is hypotenuse and AB is the base and BC is the altitude.
Hypotenuse² = base² + altitude²
AC² = AB² + BC²
\(\sf = 6^2 + 3^2\\\\ = 36 + 9\\\\ = 45\)
\(\sf AC= \sqrt{45}\)
If m∠T = (2x + 85) °, m∠V = (5x + 29) °, and the sum of the measures of the angles is 93 ° , find the measure of each angle.
Answer: 79 and 14
X would be -3 because (2 x -3 + 85) is 79 and doing it for (5x + 29) would get 14.
What is an equation of the line that passes through the point (8,2) and is parallel to the line x+4y=28
Answer:
y = -1/4x + 4
Step-by-step explanation:
x+4y=28
4y = -x + 28
y = -1/4x + 7
slope m = -1/4
Parallel lines have similar slope so we'll use -1/4 from above and given point (8,2) to find y-intercept.
y = mx +b
2 = -1/4(8) + b
2 = -2 + b
b = 4
Using m and b from above we can now form the new equation of line that is parallel to y = -1/4x + 7.
y = mx + b
y = -1/4x + 4
a pronghorn antelope can travle 105 miles 3 hours . if continuted travleing at the same speed how far can a proghorn travle in 11 hours?
Answer:
385
Step-by-step explanation:105÷3=35 35×11=385
Name each polynomial by degree and number of terms. 1) 9x + 5
Answer:
1st degree binomial
Step-by-step explanation:
Answer:
1rst degree
binomial
Step-by-step explanation:
ABCDEF is a hexagon.
Angle BAF = Angle ABC = Angle AFE = Angle BCD.
Angle DEF = Angle CDE = 130°
Work out the size of angle BAF.
You must show all your working.
well, we know the angles at E and D are both 130°, and the other four angles are all equal hmmm let's call them hmmm "x".
\(\underset{in~degrees}{\textit{sum of all interior angles}}\\\\ S = 180(n-2) ~~ \begin{cases} n=\stackrel{number~of}{sides}\\[-0.5em] \hrulefill\\ n=6 \end{cases}\implies S=180(6-2)\implies S=720 \\\\[-0.35em] ~\dotfill\\\\ x+x+x+x+130+130~~ = ~~720\implies 4x+260=720 \\\\\\ 4x=460\implies x=\cfrac{460}{4}\implies x=115^o~~ = ~~\measuredangle BAF\)
The size of angle BAF in the hexagon ABCDEF is 92°. This is determined by applying the properties of regular hexagons and solving for the value of x, which represents angle BAF.
To find the size of angle BAF in the hexagon ABCDEF, we'll use the information given and apply the properties of regular hexagons and the angles of triangles.
Given information:
Angle BAF = Angle ABC = Angle AFE = Angle BCD (let's call this angle x).
Angle DEF = Angle CDE = 130°.
Since the sum of the interior angles of a hexagon is (6-2) × 180° = 720°, we can write the equation:
x + x + 130° + x + x + 130° = 720°
Simplify the equation:
5x + 260° = 720°
Now, solve for x:
5x = 720° - 260°
5x = 460°
x = 460° / 5
x = 92°
Now that we have the value of angle x, which is 92°, we can find angle BAF:
Angle BAF = x = 92°
So, the size of angle BAF is 92°.
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Use the point-slope form to write an equation, then write the equation in slope-intercept form.
Partial Derivative Applications, Vectors and Matrices
If z = F(u, v, w) where u = r 2 , v = −2s 2 , and w = lnr + lns,
find ∂z/∂r and ∂z/∂s.
The values of ∂z/∂r and ∂z/∂s. These partial derivatives will depend on the specific function F(u, v, w) provided.
To find ∂z/∂r and ∂z/∂s, we need to differentiate z = F(u, v, w) with respect to r and s.
Given that u = r^2, v = -2s^2, and w = ln(r) + ln(s), we can substitute these values into z = F(u, v, w).
So, z = F(r^2, -2s^2, ln(r) + ln(s)).
To find ∂z/∂r, we differentiate z with respect to r while treating s as a constant. This gives us:
∂z/∂r = ∂F/∂u * ∂u/∂r + ∂F/∂w * ∂w/∂r.
Similarly, to find ∂z/∂s, we differentiate z with respect to s while treating r as a constant. This gives us:
∂z/∂s = ∂F/∂v * ∂v/∂s + ∂F/∂w * ∂w/∂s.
Since we don't have the specific function F(u, v, w) mentioned in the question, we cannot determine the values of ∂z/∂r and ∂z/∂s. These partial derivatives will depend on the specific function F(u, v, w) provided.
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What subjects together do more than half of the class like?
Math 9 people
Science 3 people
Art 5 people
Writing 3 people
History 1 person
Math and Writing
Science and History
Art and Science
History and Math
Answer:
Math and Writing
Step-by-step explanation:
Well if we add up all the people we get (9 + 3 + 5 + 3 + 1) = 21. Half of that is 10.5 so the sum of the two subjects must be at least 11. The amount of people that like Math and Writing is 11 people so the two subjects that more than half the class like are Math and Writing.
Answer:
Math and Writing
Step-by-step explanation:
Number of students who like each subject:
Math = 9Science = 3Art = 5Writing = 3History = 1Total number of students = 9 + 3 + 5 + 3 + 1 = 21
Half of 21 = 21 ÷ 2 = 10.5
Therefore, more than half the class would be > 10.5 students
Total number of students who like:
Math and Writing = 9 + 3 = 12Science and History = 3 + 1 = 4Art and Science = 5 + 3 = 8History and Math = 1 + 9 = 10Therefore, the only combination of subjects that more than 10.5 students like is Math and Writing as 12 > 10.5
2x-5xy-3y+2xy +5y-3х
Answer:
2y - x - 3xy
Step-by-step explanation:
you just add like terms