Question

simplifique 4x²-1/4x² + 4x+1

Answer 1

(4x²-1)/(4x² + 4x+1)

=(2x-1)(2x +1)/(2x+1)²

=(2x-1)/(2x+1)

Answer 2

$\frac{4x^2-1}{4x^2 + 4x+1} = \frac{(2x-1)(2x +1)}{(2x+1)(2x+1)} = \frac{2x-1}{2x+1}$