Use the Definition of Inverses to Determine Whether F and G

question 66

True/False

Use the definition of inverses to determine whether f and g are inverses.
- $$f ( x ) = 2 x ^ { 2 } + 1 , x \geq 0 ; \quad g ( x ) = \sqrt { \frac { x - 1 } { 2 } } , x \geq 1$$

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Definitions:

Level Of Significance

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a threshold for determining the statistical significance.

Rejection Region

The range of values for which we reject the null hypothesis in hypothesis testing.

Level Of Significance

A threshold used in hypothesis testing, below which the null hypothesis is rejected.

Confidence Interval

A gamut of values, taken from sample statistics, considered likely to include the value of a hidden population attribute.