At the beginning of every football game, the referee flips a coin to see who will kick off. The equation that gives the height (in feet) of the coin tossed in the air is . To find the times at which the coin is
feet above the ground we substitute
for
in the equation, giving us
. Solve this equation for
to find the times at which the coin is
feet above the ground.
A)
B)
C)
D)
E)
Correct Answer:
Verified
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