Solve the Equation Without Using a Calculator $$3 ^ { - x } = \frac { 1 } { 9 }$$

question 17

Multiple Choice

Solve the equation without using a calculator.
- $$3 ^ { - x } = \frac { 1 } { 9 }$$

• A)2
• B) \(\frac { 1 } { 3 }\)
• C) \(\frac { 1 } { 2 }\)
• D)-2

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Definitions:

Grade Level

A step or stage in an education system that categorizes students based on age, development, or years of schooling.

Null Hypotheses

A hypothesis that there is no significant difference or effect and any observed difference is due to chance.

Research Hypotheses

Predictive assertions by scientists about the connection between multiple variables.

F Statistic

A statistic used to determine the ratio of two variances to test the hypothesis of equal variances.