# Functions

# Functions: Make 'Em Graph Quiz

Think you’ve got your head wrapped around

*? Put your knowledge to the test. Good luck — the Stickman is counting on you!***Functions**Q. Which of the following is NOT a linear equation?

*x*= 4

*y*= -2

*x*+

*y*= 3

*x*– 6

*y*+

*x*

*x*+

*y*= 2 –

*xy*

*y*– 3 = -2

Q. Which of the following is a linear function?

*f*(

*x*)

*g*(

*x*)

*h*(

*x*)

*u*(

*x*)

None of them.

Q. Which equation does NOT produce a linear function?

*x*= 1

*y*= 1

*y*=

*x*

*y*= 3

*x*+ 2

*y*= 14

*x*

Q. Which statement about the following graph is true?

The

*x*-intercept is 3 and the*y*-intercept is -2.The

*x*-intercept is -2 and the*y*-intercept is 3.The point (-2, 0) is on the line.

The point (0, 3) is on the line.

This graph has a real attitude problem.

Q. Which of the following graphs could have an

*x*-intercept of 4 and a*y*-intercept of -4?*L*

_{1}*L*

_{2}*L*

_{3}*L*

_{4}None of them.

Q. Find the slope of the line shown below

1

3

2

Q. Which of the following statements is true?

The slope of a vertical line is undefined.

The slope of a horizontal line is undefined.

The slope of a line that slants upward to the right is negative.

The slope of a line that slants upward to the left is positive.

The slope of a line that zig-zags back and forth is not worth figuring out.

Q. The equation 2

*x*– 3*y*= 6 could describe which graph?*L*

_{1}*L*

_{2}*L*

_{3}

*L*

_{4}None of them.

Q. Find the equation of the line in slope-intercept form.

Q. Find the equation of the line in point-slope form.