BunBoiReborn BunBoiReborn

15-07-2020
Mathematics

contestada

Anyone willing to help? New topic for me and struggling

Anyone willing to help New topic for me and struggling class=

Respuesta :

15-07-2020

Step-by-step explanation:

f(x) = -x^2 + 5x

a, hit the ground means height is zero so f(x) =0 --> x= 5 seconds

a, at 4 seconds means x= 4 so f(4) = -4^2 +5.4 = 4 m

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