Math, asked by divij8165, 13 hours ago

(20 ½)² by using (a+b)² formula

Answers

Answered by skizharulh786

0

Step-by-step explanation:

(20½)²=(√20)²=20=(10+10)²

=10²+2×10×10+10²

=100+200+100

=400

I hope it will help you.

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