Mathematics, 15.04.2021 15:50 unknown5960

Erica throws a ball in the air. Its height at t seconds can be modeled using the function f(t) = -16t2 + 20t + 5. How long will it take the ball to reach the same height it was thrown from?

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Erica throws a ball in the air. Its height at t seconds can be modeled using the function f(t) = -16...