Dexrelbaluyot50go Dexrelbaluyot50go Math Answered 5. What is the factored form of 4x2 + 4x + 1? a. 4(x2 + x) + 1 C. (2 + x)2 b. (2x + 1)(2x - 1) D. (2x + 1)(2x + 1)