2. Word Problem a. A ball is thrown downward with an initial velocity of -20 feet per second from an initial height of 120 feet. Assuming the acceleration due to gravity to be -32 feet per second per second. (a) Find the position function giving the height s as a function of the time t. (b) when does the ball hit the ground?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter2: Functions
Section: Chapter Questions
Problem 30P: In this problem you are asked to find a function that models in real life situation and then use the...
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2. Word Problem
a. A ball is thrown downward with an initial velocity of -20 feet per second
from an initial height of 120 feet. Assuming the acceleration due to gravity
to be -32 feet per second per second. (a) Find the position function giving
the height s as a function of the time t. (b) when does the ball hit the
ground?
Transcribed Image Text:2. Word Problem a. A ball is thrown downward with an initial velocity of -20 feet per second from an initial height of 120 feet. Assuming the acceleration due to gravity to be -32 feet per second per second. (a) Find the position function giving the height s as a function of the time t. (b) when does the ball hit the ground?
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