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Functions

Functions

Functions: Make 'Em Graph Quiz

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?


x = 4
y = -2
x + y = 3x – 6y + 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 = 3x + 2
y = 14x
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?



L1

L2
L3
L4
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 2x – 2y = 8 could describe which graph?



L1
L2
L3

L4
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.



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