v^2=u^2+2as if v=34 m/s, a=9.81 m/s^2 and s=8m

please show me the work needed to solve the above problem
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1 Answer

v^2=u^2 +2as

v=34, a=9.81, s=8

34^2=1156

2as=2*9.81*8

=156.96

u^2=v^2 -2as

=1156-156.98

=999.04

u=root(999.04)=31.607594
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