Question 92 (vi) Factorise the following using the identity a2−b2=(a – InterviewSolution

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Question 92 (vi) Factorise the following using the identity a2−b2=(a+b)(a−b). 9x2−1

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Question 92 (vi)

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

$9 x^{2} - 1$

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