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Express the area of the entire rectangle. Your answer should be a polynomial in standard form. ​

Express the area of the entire rectangle. Your answer should be a polynomial in standard-example-1
User JPLemme
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1 Answer

5 votes

Answer: x^+10x+21

Step-by-step explanation: x^2+7x+3x+21=

User Tushar Srivastava
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