12/4: Review Concepts before Semester Exam (Algebra 1)

Front

What is the set of all possible y-values in a function?

Back

Range

Front

What are the points where a graph intersects the x-axis called?

Back

x-intercepts

Front

Identify the x-intercept of the graph: (-4, 0), (0, -2), (0, -4), (-2, 0)

Back

(-4, 0)

Front

What is the rate of change if it is -2 gallons per minute?

Back

The rate of change is -2 gallons per minute.

Front

What is the slope of a horizontal line?

Back

0

Front

What is the definition of domain in a function?

Back

The set of all possible x-values.

Front

What does the vertex of a parabola represent?

Back

The highest or lowest point of the graph.

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope = (y2 - y1) / (x2 - x1).

Front

What is the formula for the slope-intercept form of a line?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does it mean if a line has an undefined slope?

Back

The line is vertical.