An object is fired upward from the top of a 200 ft. tower at a velocity of 80 ft/sec. The height of the object, h(t), is modeled by the function h(t) = -16t2 + 80t + 200, where t represent the time in seconds.

Find the maximum height reached by the object.

Question

An object is fired upward from the top of a 200 ft. tower at a velocity of 80 ft/sec. The height of the object, h(t), is modeled by the function h(t) = -16t2 + 80t + 200, where t represent the time in seconds.

Find the maximum height reached by the object.

Vocaloid · Answer

I believe you are supposed to set the equation equal to 0, find the two times where height = 0, and find the vertex

sillybilly123 · Answer

try completing the square, too :)