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Need help with my math its not a graded test

Need help with my math its not a graded test-example-1
User FelixHo
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1 Answer

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\begin{gathered} A=(x+6)(x+2) \\ \text{Expand the right hand side:} \\ A=(x+6)(x+2)=x^2+2x+6x+12 \\ \text{Therefore:} \\ A=x^2+8x+12 \end{gathered}

User Pavium
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