Question 18 Not yet answered Marked out of 1.00 Flag question A ball is launched into the air from below a cliff, such t
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Question 18 Not yet answered Marked out of 1.00 Flag question A ball is launched into the air from below a cliff, such t
Question 18 Not yet answered Marked out of 1.00 Flag question A ball is launched into the air from below a cliff, such that after t seconds its height above the cliff top is h metres, and is given by the equation h=−4.9t2+19.6t−12.6 Calculate, to the nearest metre, the maximum height the ball achieves above the cliff top. Enter your answer below, as a number without units. Answer:
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