Use the Quadratic Formula to Solve the Equation $4 m^{2}+8 m+1=0$

Multiple Choice

Use the quadratic formula to solve the equation. Give both exact and approximate answers.
- $4 m^{2}+8 m+1=0$

A) $\frac{-2 \pm \sqrt{3}}{8} ;-0.033,-0.467$
B) $\frac{-8 \pm \sqrt{3}}{2} ;-3.134,-4.866$
C) $\frac{-2 \pm \sqrt{5}}{2} ; 0.118,-2.118$
D) $\frac{-2 \pm \sqrt{3}}{2} ;-0.134,-1.866$