(3x + 2)^2
(3x + 2)2
= (3x + 2)(3x + 2)
Multiply each term in the first set of parenthesees by each term in the second set of parenthesees and add these products together.
= (3x)(3x) + (3x)(2) + (2)(3x) + (2)(2)
= 9x2 + 6x + 6x + 4
= 9x2 + 12x + 4