Solve the Problem $h$ , Above the Ground in Feet Is Given by the Air

question 86

Multiple Choice

Solve the problem.
-A ball is shot up in the air and its height, $h$ , above the ground in feet is given by the function $h ( x ) = - 16 x ^ { 2 } + 45 x$ , where $x$ is the number of seconds the ball has been in flight. Graph this function and find the $x$ -value for which the maximum height of the ball is attained. Round your answer to the hundredths place.

• A) \(1.41\)
• B) \(1.30\)
• C) \(1.68\)
• D) \(1.53\)

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