Change the Exponential Expression to an Equivalent Expression Involving a Logarithm

question 385

Multiple Choice

Change the exponential expression to an equivalent expression involving a logarithm.
- $$3 ^ { - 2 } = \frac { 1 } { 9 }$$

• A) \(\log _ { - 2 } \frac { 1 } { 9 } = 3\)
• B) \(\log _ { 1 / 9 } 3 = - 2\)
• C) \(\log _ { 3 } \frac { 1 } { 9 } = - 2\)
• D) \(\log _ { 3 } - 2 = \frac { 1 } { 9 }\)

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Definitions:

Ag+

A silver ion, typically carrying a single positive charge, often used in silver compounds or in photography.

Chlorine

A highly reactive halogen element used in water purification, disinfectants, and in the production of chlorinated compounds.

Formula

A mathematical or symbolic representation of relationships among entities or for solving a problem.

Ionic Compound

An ionic bonded substance formed from ions interconnected by electrostatic attractions.