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rjkz [21]
3 years ago
11

The height of a soccer ball that is kicked from the ground can

Mathematics
1 answer:
AveGali [126]3 years ago
8 0

Answer:

87.5

Step-by-step explanation:

By completing the square,

y

=-14x^2+70x

=-14(x^2-5x)

=-14(x-5/2)^2+175/2

the max. height=175/2

i.e. 87.5

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