Evaluate: (a^2-b^2)^2
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(a^2-b^2)^2
(a+b)^2(a-b)^2
by using indentities
a^2+b^2+2ab(a^2-2ab+b^2)
2ab+2ab
4ab
(a+b)^2(a-b)^2
by using indentities
a^2+b^2+2ab(a^2-2ab+b^2)
2ab+2ab
4ab
rishabhyadav1179:
-2ab+2ab cut jayega
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(a+b)^2 (a-b)^2
a^2 +b^2 +2ab.a^2+b^2-2ab
=a^4+b^4..ans
a^2 +b^2 +2ab.a^2+b^2-2ab
=a^4+b^4..ans
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