A ball is thrown straight up into the air, reaching a height of h feet above the ground after t seconds. The height is given by the equation h = $900 - (t - 4)^4$ feet. What will be the height of the ball, 2 seconds before it reaches its peak height?

Correct answer marked below

684

700

884

Correct

924

960

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Explanation

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Official Explanation

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The height is defined by the equation

h = 900 - (t - 4)^4

. The maximum height occurs when t is 4 seconds. To find the height 2 seconds before reaching the maximum, we evaluate the height…

Comments

KaranOct 7, 2024

how much time should this take to solve?

YashMar 13, 2025

Thank for sharing!!!

What this question tests

Your application of distance = rate × time to trains, boats, and commuters, including relative speed.

Mixing units (miles per hour vs. minutes) or averaging speeds — average speed is total distance over total time.