Solve the Equation $$\log _ { 2 } x = - 3$$

Multiple Choice

Solve the equation. Use a calculator where appropriate. If the answer is irrational, round to the nearest hundredth.
- $$\log _ { 2 } x = - 3$$

A) $\frac { 1 } { 8 }$
B) $\frac { 1 } { 6 }$
C) -8
D) 8