ALGEBRA Mixed review for Thanksgiving Breakout

Front

What is the domain of the function {(0,1), (1,-3), (2,-4), (-4,1)}?

Back

D: {-4, 0, 1, 2}

Front

What is the range of the function {(0,1), (1,-3), (2,-4), (-4,1)}?

Back

R: {-4, -3, 1}

Front

What is the y-intercept of a line if the equation is y = mx + b?

Back

The y-intercept is the value of b.

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Front

What is the equation of a line with slope m = -3 and y-intercept b = 5?

Back

y = -3x + 5

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

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

Tags

CCSS.8.EE.B.5

Front

Find the slope of the line that passes through the points (6,7) and (4,2).

Back

Slope = 5/2

Tags

CCSS.8.EE.B.5

Front

What is the y-intercept in the equation y = -4x - 5?

Back

The y-intercept is -5.

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Front

What does the slope of a line represent?

Back

The slope represents the rate of change of y with respect to x.

Tags

CCSS.8.EE.B.5

Front

If a line has a positive slope, what does that indicate about the line's direction?

Back

The line rises from left to right.

Tags

CCSS.8.EE.B.5

Front

If a line has a negative slope, what does that indicate about the line's direction?

Back

The line falls from left to right.

Tags

CCSS.8.EE.B.5