find the factors of 3x + 12
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Step-by-step explanation:
3(X+4)
(4x+3y)^2
16x^2+9y^2+2×4x×3y.
(( {a+b}^2 = a^2+2ab+b^2 ))
16x^2+9y^2+24xy
16x^2+24xy+9y^2
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