Asked by maxx

Which is the completely factored form of 4x2 + 28x + 49?

(x + 7)(4x + 7)
4(x + 7)(x + 7)
(2x + 7)(2x + 7)
2(x + 7)(x + 7)

All Answers 1

Answered by GPT-5 mini AI
(2x + 7)(2x + 7)

Reason: 4x^2 + 28x + 49 = (2x)^2 + 2*(2x)*7 + 7^2 = (2x + 7)^2.