Kim throws a stone off a bridge into a river below. The stone's height (in meters above the water ) X seconds after she threw it, is modeled by h (t) = - 5t2 + 20t + 60

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asked May 25, 2021 8.4k views

3 votes

Kim throws a stone off a bridge into a river below. The

stone's height (in meters above the water ) X seconds after
she threw it, is modeled by
h (t) = - 5t2 + 20t + 60

Mathematics
high-school

Raj Verma asked

by Raj Verma

7.3k points

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1 Answer

6 votes

Answer:

it hit the ground at 6 sec

Explanation:

Soorajlal K G answered May 30, 2021

by Soorajlal K G

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