Multiple Choice
Determine the quadratic function whose graph is given.
-A projectile is thrown upward so that its distance above the ground after t seconds is h = -10t2 + 320t. After how many seconds does it reach its maximum height?
A) 24 s
B) 8 s
C) 16 s
D) 32 s
Correct Answer:

Verified
Correct Answer:
Verified
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