Think you’ve got your head wrapped around **Functions**? Put your knowledge to
the test. Good luck — the Stickman is counting on you!

Q. Which of the following is NOT a linear equation?

Q. Which of the following is a linear function?

None of them.

Q. Which equation does NOT produce a linear function?

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?

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?

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.