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MathematicsMathematics
7 November, 19:36

Stephanie is a very good soccer player. She can kick a soccer ball with an initial velocity of

21.3 m/sec. The function that represents the height of the ball with respect to time is ℎ (x) =

-4.9x^2 + 21.3x. About how many seconds will it take for the ball to hit the ground?

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Answers (1)
  1. 7 November, 21:22
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    H (x) = - 4.9x2+21.3x? we want to know what x is when the ball hits the ground well when the ball hits the ground the height between the ball and the ground is 0 so you want to solve for x when h (x) = 0
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Home » Mathematics » Stephanie is a very good soccer player. She can kick a soccer ball with an initial velocity of 21.3 m/sec. The function that represents the height of the ball with respect to time is ℎ (x) = -4.9x^2 + 21.3x.
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