04/18/23

Probability and writing it as a fraction

You randomly draw twice from this deck of cards: G, H, C, F, B, CWhat is the... more
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04/17/23

math demions around x axis
a figure is located at (2,0), (2,2), (6,-2), and (6,0) on a coordinate plane. What kind of three d shape would be created if the figure was rotated around the x-axis? provide an explanation and... more
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04/17/23

Let A be the area of a circle with radius r . If d r d t = 3 , find d A d t when r = 5 .
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04/17/23

Put the following equation of a line into slope-intercept form, simplifying all fractions. 2x+6y=36

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04/17/23

Put the following equation of a line into slope-intercept form, simplifying all fractions. 2x+6y=36

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04/17/23

Write the exact answer using either base-10 or base- e logarithms.

17^-x+10 = 14^7xWrite the exact answer using either base-10 or base- e logarithms.
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04/17/23

pre all question6
An exponential function f(x)=a⋅bx passes through the points (0, 5) and (2, 125). What are the values of aand b?a =  and b =
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04/17/23

Precalculus question 5
A vehicle purchased for $22,400 depreciates at a constant rate of 8%. Determine the approximate value of the vehicle 13 years after purchase. Round to the nearest whole dollar.
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04/17/23

how do you figure out where 2 equations intersect (5s+2t=6) (9s+2t=22)
im having trouble figuring out at what point do two equations intersect
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04/17/23

Calculus analytical

During the first 40 s of a rocket flight, the rocket is pro pelled straight up so that in t seconds it reaches a height of s= 0.313 ft.(a) How high does the rocket travel in 40 s? (b) What is the... more
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04/17/23

What interest rate would be necessary for $1,450 investment to grow to $5,000 in an account compounded monthly for 6 years? % (enter your answer as a percentage rounded to two decimal places)

What interest rate would be necessary for $1,450 investment to grow to $5,000 in an account compounded monthly for 6 years? % (enter your answer as a percentage rounded to two decimal places) 
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04/17/23

In January 2008, the average number of posts on Twitter was 300 thousand tweets per day. In January 2011, that number had increased to 100 million tweets per day.
create an explicit exponential formula relating years since 2008 (n) and average numberof tweets per day in January of that year (Tn); measure average number of tweets perday in units of millions... more
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04/17/23

AP Statistics help?
Mrs. Chavis's statistics class has 26 students in it, 14 girls and 12 boys.She uses a calculator to select two students at random to solve a problem on the board.(a) What is the probability that... more
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04/17/23

AP Statistics help?
On Mr. Casper's debate team at Thunderbird High School, 20% of the members are Sophomores, 35% are Juniors and 45% are Seniors.A team member is selected randomly to give the closing argument for... more
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04/16/23

At the beginning of an experiment, a scientist has 340 grams of radioactive goo. After 150 minutes, her sample has decayed to 5.3125 grams.

I have to find the exponential formula for (G(t), the amount of goo remaining at the time t. then I have to find how much goo will remain after 68 minutes?and how many minutes will it take until... more
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04/16/23

Statistics help
A coin is flipped 64 times. The number of heads observed over all the coin flips is a binomial random variable whose distribution is roughly normal. Use the normal approximation to compute the... more
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04/16/23

Related Rates and derivative Homework
An air traffic controller spots 2 planes at the same altitude. They are traveling towards the control tower on paths perpendicular to each other. One plane is 150 km from the control tower and... more
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04/16/23

Congruent triangles are similar. True or False?
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04/16/23

Y = x sin x find the derivatives using techniques of differentiate

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04/16/23

Quadratic trig equations
Find all angles, 0° ≤ θ < 360° , that satisfy the equation below, to the nearest 10th of a degree. If there is no solution, write no solution.tan2θ−2tanθ−3=0
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04/16/23

Double Angle(Sine/Cosine)
Assume that θ is a positive acute angle.Given: cosθ=35/37find: sin 2θ
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04/16/23

Calculus 1 trig
How can i simplify cos(-x+pi/2)?
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04/16/23

Hello sir, what the answer? Please help me
If R is the region in the first quadrant bounded by x-axis, 2x+y=6 and y=2x, evaluate∫ ∫R 2ydA
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04/15/23

What is an important current event happening in South Asia?
A current event happening in South/Southeast Asia and answer these questions with that event... What is the current event? Explain the event in detail and explain why this event is important. How... more
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04/15/23

Barry prepared 15 kilograms of dough after working 3 hours. How many hours did Barry work if he prepared 20 kilograms of dough? Solve using unit rates.
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