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The function f(x) = − (x − 1)2 + 8 models the path of a volleyball. The height of the net is 7 ft. 4 in. Will the ball go over if the player is 2 ft. from the net? 4 ft., from the net? Explain.

The Function Fx X 12 8 Models The Path Of A Volleyball The Height Of The Net Is 7 Ft 4 In Will The Ball Go Over If The Player Is 2 Ft From The Net 4 Ft From The class=

Answer :

SEMSEE45GO

Answer:

Given:

  • height of net = 7ft 4 in

If the player is 2ft from the net:

f(2) = -(2 - 1)² + 8 = 7

As 7 ft < 7 ft 4 in, the ball will NOT go over the net

If the player is 4ft from the net:

f(4) = -(4 - 1)² + 8 = -1

As -1 ft < 7 ft 4 in, the ball will NOT go over the net

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