3 years ago

31 POINTS!!!!!! PLEASE HELP ME AND EXPLAIN YOUR ANSWER!!!!!! HELP 31 POINTS!

Mathematics

1 answer:

Rudiy273 years ago

3 0

Answer:

Step-by-step explanation:

h(t) = - 3t² + 15t + 18

x - coordinate of vertex is ( - $\frac{b}{2a}$ )

t = - 15 ÷ [ 2( - 3 )] = 2.5 seconds

h(t) = - 3(2.5)² + 15(2.5) + 18 = <em>36.75 feet</em>

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