Question

1.5 simplify
the
following
(a) (x2- y2) 2 + 4x2y2

sol​

Answer 1

here is your answer dear

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Answer 2

Answer:

1. Ans x4+y4+2x2y2 step by step ; ( x^2) ^2-2x^2y^2+(y^2)^2 +4x^2y^2 answer is x^4+y^4+2x^2y^2.