Question

a=5
t = 2
v= 20
Find out the value of: u
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Answer 1

v=u+at

20=u+5*2

20=u+10

u=10m)s

Answer 2

Answer:

10 m/s

Explanation:

EQ. of motion

v = u + at

$20 = u + 5 \times 2 \\ 20 - 10 = u \\ u = 10$