Math, asked by garya7364, 2 months ago

Q1. Find the square of the following using identities:
a) 74

b) 49
c) 102
d) 97

Answers

Answered by jaspreetc975

1

Answer:

a)74=70+4

using identities (a+b)^2=a^2+b^2+2ab

=70^2+4^2+2×70×4

=5476

similarly we can do

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