Application of Antiderivatives in PVA (position, velocity, acceleration)

A child throws a ball straight up. If the ball is to reach a height of 9.8m, what is the minimum initial velocity that must be imparted to the ball? Assume the initial height of the ball is 1m.... more

04/15/24

Z score tables with percentage of people above a number

The results of a certain medical test are normally distributed with a mean of 130and a standard deviation of 14.​(A reading above 118is considered​ unhealthy). Use the given table to find the... more

04/15/24

Find the regression​ equation

Find the regression​ equation, letting the first variable be the predictor​ (x) variable. Using the listed​ lemon/crash data, where lemon imports are in metric tons and the fatality rates are... more

04/15/24

Quiz Rational Exponents

Ise the compound interest formulas A = Pスメ!)?andA =Pe" to solve the problem given. Round answers to the nearest cent.Find the accumulated value of an investment of $25,000 for 4 years at an... more

04/15/24

How to get the velocity and the displacement from acceleration

Suppose that a particle moves along a straight line with acceleration defined by a(t) = t − 3, where 0 ≤ t ≤ 6 (in meters per second per second). Find the velocity (in meters per second) and... more

04/15/24

Do you know what is the answer?

Miko has three pieces of string with lengths of 140 cm, 168 cm and 210 cm.She wants to cut all three pieces of string into smaller pieces of equal length such that there is no leftover string.(a)... more

04/14/24

Please I need some help

Given that f(x)=−3x^2+2x and g(x)=2x−1, determine each of the following. Make sure to fully simplify your answer.(a) (f∘g)(x)=   (b) (g∘f)(x)=   (c) (f∘f)(x)=   (d) (g∘g)(x)= 

04/14/24

Can some please help with this one

Find two nontrivial functions f(x) and g(x) so f(g(x))=(−5−7x)^3=f(x) =   g(x) =   

04/14/24

Can some please help me hear

Consider the functions f(x)=−4x+9 and g(x)=√−x . Determine each of the following. f∘g(x)=  Give the domain of f∘g(x).    g∘f(x)=   Give the domain of g∘f(x).  

04/14/24

Math/pre-calc Decay Rate Question

Radioactive substance: Polonium Decay Rate, k: ___% per minute Half life, T: 44.6 Minutes

04/14/24

Math/Pre-calc, Doubling Time Question

Complete the following table. Population Growth​ Rate, k Doubling​ Time, T Country A 1.61.6​% x Country B x 3232

04/14/24

Math, Pre-calculus

In​ 2012, the population of a city was 5.27 million. The exponential growth rate was 1.95% per year.​a) Find the exponential growth function.​b) Estimate the population of the city in 2018.​c) When... more

Reduction of a complex number

How can I reduce the expression i127 to the lowest positive power of i?

04/13/24

how to factor with a gcf

i don't know how to do this problem x2-6x+36

04/13/24

What are the dimensions of the sheet that give the greatest volume of the cylinder

A rectangular sheet of paper with perimeter 36 cm is to be rolled into a cylinder. What are the dimensions of the sheet that give the greatest volume of the cylinder? (Note: The volume of a... more

04/13/24

equation on the interval

Solve the equation on the interval 0 less than or equals theta less than 2 pi0≤θ<2π.sine left parenthesis 3 theta right parenthesis equals negative 1sin(3θ)=−1Question content area bottomPart... more

04/12/24

Introduction to statistics

Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the z- score of a man 70.3 inches tall. ( to 2 decimal places)

04/12/24

What is the antonym of brackish

04/12/24

Math help don't understand it

For the function f(x)=−3x^2+2x+2, evaluate and fully simplify each of the following.f(x+h)−f(x)/h

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