Question

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Question #6
{4 Marks)
A ball thrown upward from the roof of a building which is 750 feet high will be at
height of h feet after t seconds, as described by the function
H= f(t) = - 16t2 + 50t + 750
(a) What is the height of the ball after 5 seconds?
(b) What is the velocity of the ball after 6 seconds? (A negative sign implies
downward direction.)
(c) What is the acceleration of the ball at t=0? At t = 5?​

Answer 1

Answer:

170

Step-by-step explanation:

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