Algebra 1 Fall Semester Test Review Part A

Front

Is the relation shown a function?

Back

A relation is a function if each input (x-value) has exactly one output (y-value).

Front

What is the value of f(x) when x = -3?

Back

To find f(x) for a specific x-value, substitute x into the function's equation.

Front

Give the range of the relation.

Back

The range of a relation is the set of all possible output (y) values.

Front

Parallel lines have ________ slopes.

Back

Parallel lines have equal slopes.

Front

What is the slope of the line in the context of a car salesperson's earnings?

Back

The slope represents the rate of change; in this case, it indicates how much money is earned per car sold.

Front

Define a function.

Back

A function is a relation that assigns exactly one output for each input.

Front

What is the slope-intercept form of a linear equation?

Back

Front

How do you find the slope between two points?

Back

Front

What does it mean for two lines to be perpendicular?

Back

Two lines are perpendicular if the product of their slopes is -1.

Front

What is the domain of a function?

Back

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