Factorize 6x^4-6y^4 -Maths 9th

1 Answer

Answer :

=6(x^4 - y^4) =6[(x^2)^2 - (y^2)^2] =6[(x^2 - y^2)(x^2 + y^2)                                                                         [(a+b)(a-b)=a^2 - b^2] =6[(x+y)(x-y)(x^2 + y^2)]

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