Solve the Equation for Exact Solutions $6 \cos ^ { - 1 } x = \pi$

question 90

Multiple Choice

Solve the equation for exact solutions.
- $6 \cos ^ { - 1 } x = \pi$

• A) \(\left\{ \frac { \sqrt { 2 } } { 2 } \right\}\)
• B) \(\left\{ \frac { \pi } { 6 } \right\}\)
• C) \(\left\{ \frac { 1 } { 2 } \right\}\)
• D) \(\left\{ \frac { \sqrt { 3 } } { 2 } \right\}\)

Understand the difference between capital expenditures and revenue expenditures.

Calculate depreciable cost and depreciation expense using various methods, such as straight-line, double-declining balance, and units of activity.

Determine changes in depreciation expense accounting due to revisions in asset life expectancy and residual values.

Understand the concept of depreciation as a mechanism for asset cost allocation over its useful life.

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Definitions:

Nonlinear

Refers to equations, models, or relationships in mathematics and science that do not form a straight line when graphed.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution.

Significance

A measure of how likely it is that an obtained result could have occurred by chance.

Independent Variables

Variables in an experiment or model that are manipulated or controlled to test their effects on dependent variables.