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(x+7)(x+3) polynomial standard form
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(x+7)(x+3) polynomial standard form

User Stecya
by
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1 Answer

3 votes

Answer:


{x}^(2) + 10x + 21

Explanation:


(x + 7)(x + 3) \\ = x(x + 3) + 7(x + 3) \\ = {x}^(2) + 3x + 7x + 21 \\ \purple{ \bold{= {x}^(2) + 10x + 21}}

User Shibbir Ahmed
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4.9k points
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