Linear Relationships & Functions Quiz

What is the slope of a linear equation that passes through the points (2, 5) and (4, 9)?

• 6

• 2

• 4

• 3

Write the equation of a line with a slope of 3 and a y-intercept of -2.

• y = 2x + 3

• y = -3x - 2

• y = 3x - 2

• y = 3x + 2

If the slope of a line is negative, what does it indicate about the line?

• The line is increasing.

• The line is decreasing.

• The line is horizontal.

• The line is vertical.

What is the y-intercept of the line represented by the equation 3x - 2y = 6?

• -3

• 0

• 4

• 2

Is the equation y = 4x - 1 a linear function? Why or why not?

• Yes

• No, because it is a quadratic function

• No, because it is a trigonometric function

• No, because it is an exponential function

If the y-intercept of a line is 4, what does it represent?

• The y-intercept represents the slope of the line.

• The y-intercept represents the point where the line intersects the y-axis.

• The y-intercept represents the point where the line intersects the x-axis.

• The y-intercept represents the angle of inclination of the line.

Identify whether the equation 2x + 3y = 9 represents a linear function or not.

• trigonometric function

• exponential function

• quadratic function

• linear function

What type of slope?

• undefined
• positive slope
• negative slope
• zero slope

What type of slope?

• negative
• steep
• undefined
• zero slope

What is the slope of the line with the equation y = 4x + 12

• 4
• 1/4
• -4
• -1/4