Algebra Module Test Review

Interpret the meaning of the y-intercept in this graph.

• They have saved 80 dollars in 10 weeks.

• They have saved 50 dollars in 4 weeks.

• They have saved 35 dollars in 1 week.

• They have saved 30 dollars in 0 weeks.

• Yes, the x-values and y-values have a common difference.

• Yes, the x-values and y-values are increasing.

• No, the x-values and y-values don't have a common difference.

• No, the x-values and y-values are decreasing.

• x = 8

• x = 4

• x = -2

• x = -10

Identify the coordinate of the y-intercept

• (0, 140)

• (20, 100)

• (60, 20)

• (70, 0)

Find the slope between the points (-4, 7) and (-6, 8)

• y = 16

• y = 6

• y = -6

• y = 4

Identify the behavior of the function.

• The function is increasing.

• The function is decreasing.

• The function is undefined.

• The function is 0.

Identify the rate of change for the given graph.

A parabola ("U" shaped graph) has a minimum.

• True

• False

• Not Sure

What transformations has the function undergone?

• reflect over y, vertical compress by 2, right 5, up 1

• reflect over x, horizontal compression by 2, left 5, up 1

• reflect over x, vertical stretch by 2, right 5, up 1

• reflect over y, horizontal stretch by -2, right 5, up 1