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07-04-2018
Mathematics

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simplify the following expression: (x-9)^2

please help I'm stumped

Respuesta :

Аноним Аноним

07-04-2018

[tex](x - 9)^2 = (x - 9) ( x - 9) = x^2 - 9x - 9x + 81 = x^2 - 18x + 81[/tex]

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[tex]\bf \text {Answer : } x^2 - 18x + 81[/tex]
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