(3x +2y+9)(3x+2y+6) expand
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Answer:
9x²+6xy+18x+6xy+4y²+12y+27x+18y+54
9x²+6xy+6xy+18x+27x+12y+18y+4y²+54
9x²+12xy+45x+30y+4y²+54
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