Math, asked by raja9648, 11 months ago

plz....give me the answer of 3rd problem

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Answered by Anonymous
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 {(a - 2b)}^{2}  - 4a + 8b \\  {(a - 2b) }^{2}  - 4(a - 2b) \\ (a - 2b)(a - 2b - 4)
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