sofiaramirez568 sofiaramirez568

06-11-2018
Mathematics

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Multiply————-(b+12)^2

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Ammimochi Ammimochi

06-11-2018

Use Square of Sum: (a + b)^2 = a^2 + 2ab + b^2

b^2 + 2b * 12 + 12^2

Simplify 12^2 to 144

b^2 + 2b * 12 + 144

Simplify 2b * 12 to 24b

b^2 + 24b + 144

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