Question

Q38. Find out the squares without actual multiplication:
a. (106)2
b. (98)2

Answer 1

Hello dear


Your answer :------

a). (106)²
=(100+6)²
=(100)²+(6)²+2×100×6
=10000+36+1200
=11236 ans.

b). (98)²
=(100-2)²
=(100)²+(2)²-2×100×2
=10000+4-400
=10004-400
=9604 ans.

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