Answer:
169
Step-by-step explanation:
if S(n)=n^2
so,S(13)=13^2
n=13
n^2=13^2
=169
The answer is the third one. which is:
He made a computation error when he added 10.35+7.6
Part of a line but has 2 end point, extends in no direction. example: @
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