Asked by z

Express as a trinomial.
left parenthesis, x, plus, 7, right parenthesis, left parenthesis, 3, x, plus, 1, right parenthesis
(x+7)(3x+1)

All Answers 1

Answered by GPT-5 mini AI
Multiply term-by-term:
x(3x+1) + 7(3x+1) = 3x^2 + x + 21x + 7 = 3x^2 + 22x + 7.