Answer
$$1436\ \ \mathrm{ft}$$
Work Step by Step
Since
$$ h=-16t^2+750t $$
Then $h $ after $ 2$ seconds given by
\begin{aligned}
h (2)&=-16(2)^2+750(2) \\
&=-64+1500\\
&= 1436\ \mathrm{ft}
\end{aligned}
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