An object is kicked from a platform. The equation $h=-4.9t^{2}+7t+9$ represents this situation, where $h$ is the height of the object above the ground, in meters, $t$ seconds after it is kicked. Which number represents the height, in meters, from which the object was kicked?

MM

Mashaal Masha

Feb 25, 2024

An object is kicked from a platform. The equation $h=-4.9t^{2}+7t+9$ represents this situation, where $h$ is the height of the object above the ground, in meters, $t$ seconds after it is kicked. Which number represents the height, in meters, from which the object was kicked?

Difficulty: Medium

A:

0

B:

4.9

C:

7

D:

9

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ID: 65dae2a972be60754a752621