Solve the equation by changing it to exponential form.
-$\log x = - 3$
A) $x = - 30$
B) $x = 30$
C) $x = \frac { 1 } { 10 ^ { 3 } }$
D) $x = \frac { 1 } { 3 ^ { 10 } }$

Question

Quizplus · Accepted Answer

The equation $\log x = -3$ is in logarithmic form. To convert it to exponential form, we use the base 10, because the logarithm is base 10 by default. The exponential form is $10^{-3} = x$, which simplifies to $x = \frac{1}{10^3}$.

Solve the Equation by Changing It to Exponential Form log⁡x=−3\log x = - 3logx=−3

Solve the Equation by Changing It to Exponential Form $\log x = - 3$