A ball is launches from a sling shot. Its height, h(x), can be represented by a quadratic function In terms of time, x, in seconds.
After 1 second, the ball is 91 feet in the air; after 2 seconds, it is 164 feet in the air
Find the height, in feet, of the ball after 3 seconds in the air

Question

A ball is launches from a sling shot. Its height, h(x), can be represented by a quadratic function In terms of time, x, in seconds.
After 1 second, the ball is 91 feet in the air; after 2 seconds, it is 164 feet in the air 
Find the height, in feet, of the ball after 3 seconds in the air

donnie1999 · Answer

@HWBUSTER00

anonymous · Answer

H(x)=-9x^2 + 100x is the quadratic equation that satisfies the conditions.

Therefore H(3) = 219