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24-04-2016
Mathematics

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What's x² + 2x + 1 factorised?

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26-04-2016

[tex]x^2 + 2x + 1 =\\\\ x^2 + x + x + 1=\\\\x(x+1)1(x+1)=\\\\(x+1)(x+1) =\\\\\boxed{\bf{(x+1)^2}}[/tex]

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