Question

by using algebraic identity find the value of (99×99)

if 2(a²+b²)=(a+b)² ,then show thta a=b

examine ,whether (root 2+2)²is a raitional number irrational

answer it correct
incorrect ans = report​

Answer 1

first question ans is ofc 99 ka square root and it's identity is (100-1)²(100+1)² then 100²-2*100*1+1²

Step-by-step explanation:

² means square means multiply it by itself

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Answer 2

see the image above

hope this will help you..,..

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