Write the equation in its equivalent logarithmic form.
-$$9 ^ { x } = 729$$
A) $\log _ { 9 } 729 = \mathrm { x }$
B) $\log _ { x } 729 = 9$
C) $\log _ { 729 } 9 = \mathrm { x }$
D) $\log _ { 729 } x = 9$

Question

Quizplus · Accepted Answer

The logarithmic form of $a^b = c$ is $\log_a c = b$. Applying this to $9^x = 729$, we get $\log_9 729 = x$.

Write the Equation in Its Equivalent Logarithmic Form 9x=7299 ^ { x } = 7299x=729

Write the Equation in Its Equivalent Logarithmic Form $9 ^ { x } = 729$