Products of( x+3y)(x2-3xy+9y2)
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Step-by-step explanation:
(x+3)(x2-3xy+9y2)
x(x2-3xy+9y2)+3(x2-3xy+9y2)
x3-3x2y+9xy2+3x2-9xy+27y2
x3+3x2+27y2+9xy2-3x2y-9xy
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