Mathematics, 11.01.2021 08:40 singhsuryabh
The equation below expresses the approximate
height h, in meters, of a ball t seconds after it is
launched vertically upward from the ground.
h(t) = –16t2 + 25t. At how many different times will the ball be 7 ft. High?
Answers: 2
. If it is positive, there are two solutions, zero one solution and negative no solutions.
. So
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The equation below expresses the approximate
height h, in meters, of a ball t seconds after it is
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