Math 3 Honors Reviewer

Front

What is the domain of a function?

Back

The domain of a function is the set of all possible input values (x-values) for which the function is defined.

Front

How do you determine the domain from a graph?

Back

Look for the x-values that the graph covers. The domain includes all x-values where the graph exists.

Front

What is the process for simplifying rational expressions?

Back

Factor the numerator and denominator, then cancel out any common factors.

Front

Back

Front

What is an inverse function?

Back

Front

How do you find the inverse of a linear function?

Back

To find the inverse, swap x and y in the equation and solve for y.

Front

What is a rational expression?

Back

A rational expression is a fraction where the numerator and denominator are polynomials.

Front

What does it mean for a function to be defined?

Back

A function is defined for a particular input if it produces a valid output.

Front

What is the significance of the vertical line test?

Back

The vertical line test determines if a graph represents a function; if a vertical line intersects the graph more than once, it is not a function.

Front

What is the difference between a function and a relation?

Back

A function is a specific type of relation where each input has exactly one output.