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Factorise 1). (16y^2-1)+(1-4y)^2 2). a^3 -2 root 2 b^3 |
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Answer» Step-by-step explanation: 2) a^3 - 2√2b^3 = (a)^3 - (√2b)^3 = (a - √2b) [ (a)^2 + (a)(√2b) + (√2b)^2] = (a - √2b) (a^2 + √2ab + 2b^2) |
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