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Questions  >>  SAT  >>  Math  >>  Quadratic Equations
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Q)

Emily punts a football into the air. The equation $h=-16t^2+60t$ represents the height of the ball in feet, t seconds after it was punted . If Brandon punts a ball higher than Emily did, which of the following equation could be used to find the height of Brandon's punt ?

$\begin{array}{1 1} (a)\;h=-16(t^2-3t) \\ (b)\;h=-8t(2t-9) \\ (c)\;h=-4(2t-5)^2 \\(d)\;h=-4(2t-6)^2+52 \end{array} $

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