Question 92 (xxiii) Factorise the following using the identity a2−b2 – InterviewSolution

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Question 92 (xxiii) Factorise the following using the identity a2−b2=(a+b)(a−b). x4−y4

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Question 92 (xxiii)

Factorise the following using the identity $a^{2} - b^{2} = (a + b) (a - b) .$

$x^{4} - y^{4}$

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