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makarsmolin2009
@makarsmolin2009
June 2023
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4
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1) (2a + 3)(a + 3);
3) (ab + b²)(a + 1);
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Slava491
1)=2а²+6а+3а+9=2а²+9а+9
2)=a²b+ab+ab²+b²
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Answers & Comments
1)=2а²+6а+3а+9=2а²+9а+9
2)=a²b+ab+ab²+b²