using calculus, it can be shown that if a ball is thrown upward with an initial velocity of 16 ft/s from the top of a building 352 ft high, then its height h above the ground t seconds later will be  h=352 + 16t - 16t^2 during what time interval (in seconds) will the ball be at least 32 ft above the gound? (enter your answers using interval notation)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter3: Multi-step Equations And Inequalities
Section: Chapter Questions
Problem 11PTTS
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using calculus, it can be shown that if a ball is thrown upward with an initial velocity of 16 ft/s from the top of a building 352 ft high, then its height above the ground seconds later will be 

h=352 + 16t - 16t^2

during what time interval (in seconds) will the ball be at least 32 ft above the gound? (enter your answers using interval notation)

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