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