A car changes speed from 27m/s to 5m/s in 50m. The acceleration is: * A) 7m/s2
B) 7.04m/s2
C) -7.04m/s2
D) 0.22m/s2
show your work please

by using v ^2 = u^2 + 2as we can find "a"

25 = 729 + 2 × a × 50

25 = 729 + 100a

a = - 7.04

so the answer is B

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i just did this and got a 100.

1= 26.17

2= 1.17

3=30.86

4=5.86

just took the assigment on edge