04/22/21

A ball is thrown upward from a height of 5.6 m at an initial speed of 49 m/sec. Acceleration resulting from gravity is − 9.8 m/ sec^2
 Neglecting air resistance, solve for the velocity v(t) and the height h(t) of the ball t seconds after is is thrown.Find the velocity (meter/second)and the hight (meters)
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04/22/21

Suppose that a particle moves along a straight line with velocity v ( t ) = 12 − 3 t , where 0 ≤ t ≤ 1.5 (in meters per second).
Find the formula for the displacement of the particle and the total distance it has traveled at time t=1.5 seconds.Displacement at time t is:Total distance traveled is    meters in 1.5 seconds
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04/22/21

Suppose that in a memory experiment the rate of memorizing is given by M ' ( t ) = − 0.007 t^2 + 0.8 t , where M ' ( t ) is the memory rate, in words per minute.
 How many words are memorized in the first 12 minutes?Hint:Round your answer to the nearest whole word.
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04/22/21

The marginal cost for printing a paperback book at a small publishing company is c(p) = $0.016 per page where p is the number of pages in the book A 570 page book has a $20.81 production cost.
Find the production cost function C(p).
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04/22/21

The traffic flow rate (cars per hour) across an intersection is r ( t ) = 500 + 1000 t − 150 t^2

where t is in hours, and t =0 is 6am. How many cars pass through the intersection between 6 am and 7 am?
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04/22/21

Calculus Problem
A car traveling at 42 ft/sec decelerates at a constant 2 feet per second per second. How many feet does the car travel before coming to a complete stop? ______ feet
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04/22/21

Calculus Problem
Find the solution of the initial value problem. dP/dt = 5e^t, P(0) = 10P(t)= ?
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04/22/21

Algebra question
On​ Melissa's 6th​ birthday, she gets a ​$3000 CD that earns 7​% ​interest, compounded semiannually. If the CD matures on her 16th ​birthday, how much money will be​ available?
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04/22/21

Algebra equation question
The radioactive element​ carbon-14 has a​ half-life of 5750 years. A scientist determined that the bones from a mastodon had lost 53.7​% of their​ carbon-14. How old were the bones at the time they... more
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04/22/21

Plane plane can fly 450 miles in the same time as it takes a car to go 180 miles. If the car travels 90 mph slower than the plane, find the speed of the plane
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04/21/21

Luis is 4 years older than laura. In 7 years the sum of their ages will be 72. How old is laura?
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04/21/21

In the diagram, d is the diagonal of the square on the right side, where d = 52√. What is the value of x?
In the diagram, d is the diagonal of the square on the right side, where d = 52√. What is the value of x?
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04/21/21

I need assistance please
Which ordered pair does NOT satisfy the relation 2x-y=divided by 3 a. (-1,1)b. (-3,-3)c (0,-3)d (-2,-1)
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04/21/21

need help o this math problem
Suppose you are solving equations in the interval [0, 2ϖ). Without actually solving equations, what is the difference between the number of solutions of sin x = ½ and sin (2x) = ½, How do you... more
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04/21/21

Probability Question
What is the probability that a randomly drawn integer between 1 and 40 is NOT a perfect square?
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04/21/21

You toss two 6-sided dice. Find the probability that the sum is not 8.
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04/21/21

You toss two six-sided. Find the probability that the sum is 5.
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04/21/21

You toss a coin 3 times. Find the probability that you toss exactly 2 heads.

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04/21/21

Find the probability

Given P(A) = 0.6 and P(B) = 0.8, do the following: (a) If A and B are independent events, compute P(A and B).  (b) If P(A | B) = 0.5, compute P(A and B). 
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04/21/21

A data set has a mean of 100 and a standard deviation of 20. What is the probability of picking a data item that is between 60 and 120?
answer choices:a) 0.3413b) 0.6000c) 0.6826d) 0.8185
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04/21/21

i need help on math
The middle school band has a boy to girl ratio of 4:7.Which of the following ratios is equivalent to this ratio?
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04/21/21

Use a calculator to graph the function. Then, using the graph, give three points on the graph of the inverse with the y-coordinates given. f(x) = x3 + x − 9, y = 0, 1, 2
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04/21/21

Write an equation in vertex form for the parabola.
The vertex is (5, 4) and it passes through (6, 1). It has to start with y=. Please help.
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04/21/21

The minute hand on a clock is 5 inches long and moves from 12 minutes to 42 minutes. Find the exact value of how far did the tip of the minute hand moves?
The minute hand on a clock is 5 inches long and moves from 12 minutes to 42minutes. Find the exact value of how far did the tip of the minute hand moves?
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04/21/21

what is the complementary angle for 4 degrees
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