A ball is thrown from a 128 feet high balcony with an initial velocity of 32 ft/sec. The height of the ball can be modeled by the function h(t) = - 16r +321+ 128. How long will it take to reach the ground? Don't forget the actual unit labels in the final answer(s). A) Solve by factoring B) Solve by completing the square C) Solve by quadratic formula

Elementary Algebra
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Author:Lynn Marecek, MaryAnne Anthony-Smith
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Chapter10: Quadratic Equations
Section10.4: Solve Applications Modeled By Quadratic Equations
Problem 159E: A bullet is fired straight up from a BB gun with initial velocity 1120 feet per second at an initial...
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A ball is thrown from a 128 feet high balcony with an initial velocity of 32 ft/sec. The height of the
ball can be modeled by the function h(t) = - 16r +321+ 128. How long will it take to reach the
ground? Don't forget the actual unit labels in the final answer(s).
A) Solve by factoring
B) Solve by completing the square
C) Solve by quadratic formula
Transcribed Image Text:A ball is thrown from a 128 feet high balcony with an initial velocity of 32 ft/sec. The height of the ball can be modeled by the function h(t) = - 16r +321+ 128. How long will it take to reach the ground? Don't forget the actual unit labels in the final answer(s). A) Solve by factoring B) Solve by completing the square C) Solve by quadratic formula
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