v=u+at (m/s)=20 , u=? , a=5 , t=2

Dear Student,

u = ?
v = 20 m/s
t = 2 s
a = 5 m/s2

v = u +atu = v -atu = 20-(5×2)u = 10 m/s

Regards,

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complete the table please...

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20=u+10
u=20?10
u=10
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Let u be x
Then,
v= u + at
20 = x + 5*2
20 = x + 10
20 - 10 = x
x = 10
So, u = 10m/s
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What are you looking for?