Factorise (ii) x4 – y4
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Question:-
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Factorise (ii) x4 – y4
Answer:-⤵️⤵️
(x²+y²)(x+y)(x-y)
Step-by-step explanation:
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(x²)²+(y²)²
(x²+y²)(x²-y²)
(x²+y²)(x+y)(x-y)
hope it's helped you....◉‿◉。◕‿◕。
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