Tri 3 Exam Review

Front

Which quadrant is located in the lower right corner of the graph?

Back

Quadrant 4 is located in the lower right corner of the graph.

Front

What is the value of x in a y-intercept?

Back

The value of x in a y-intercept is 0.

Front

Find the slope of the line if the rise is 1 and the run is 2.

Back

The slope of the line is 1/2.

Front

What is a function?

Back

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

Front

What does it mean if a relation is not a function?

Back

A relation is not a function if at least one input has more than one output.

Front

Solve for t: -13t > 26

Back

t < -2.

Front

What is the x-intercept of a line?

Back

The x-intercept is the point where the line crosses the x-axis (y=0).

Front

What is the slope formula?

Back

The slope formula is (y2 - y1) / (x2 - x1).

Front

What does a positive slope indicate?

Back

A positive slope indicates that as x increases, y also increases.

Front

What does a negative slope indicate?

Back

A negative slope indicates that as x increases, y decreases.