Multiple Choice
If a ball is thrown upward at 80 feet per second from the top of a building that is 100 feet high, the height of the ball can be modeled by , where t is the number of seconds after the ball is thrown. How long after it is thrown is the height 100 feet?
A) seconds
B) seconds
C) seconds
D) seconds
E) seconds
Correct Answer:

Verified
Correct Answer:
Verified
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