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?

Question

14-10-2016
Mathematics

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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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Aliwohaish12 Aliwohaish12 · Answer 1 · 2016-10-14T18:58:58+02:00

Aliwohaish12 Aliwohaish12

14-10-2016

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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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?

Respuesta :

Otras preguntas

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?