Quiz about Understanding Linear Functions Quiz

Question 1

What does the "m" in the linear equation $$y = mx + b$$ represent?

Accepted Answer

Slope of the line

Answer

y-intercept

Answer

x-intercept

Answer

Maximum value of y

Question 2

In the equation $$y = 4x + 3$$ , what is the y-intercept?

Accepted Answer

3

Answer

4

Answer

0

Answer

7

Question 3

If a line has a slope of 5, which of the following could be its equation?

Accepted Answer

$$y = 5x + 2$$

Answer

$$y = 2x + 5$$

Answer

$$y=3x-2$$

Answer

All of the above

Question 4

What is the slope of the line represented by the equation $$y = -3x + 7$$ ?

Accepted Answer

-3

Answer

7

Answer

3

Answer

-7

Question 5

Which of the following equations represents a line with a y-intercept of -4?

Accepted Answer

$$y = 2x - 4$$

Answer

$$y = -4x + 2$$

Answer

$$y = x - 4$$

Answer

All of the above

Question 6

How would you graph the linear function $$y = \frac{1}{2}x + 3$$ ?

Accepted Answer

Start at (0,3) and go up 1 unit for every 2 units you go right

Answer

Start at (3,0) and go up 2 units for every 1 unit you go right

Answer

Start at (0,3) and go up 2 units for every 1 unit you go right

Answer

Start at (3,0) and go up 1 unit for every 2 units you go left

Question 7

What does the "b" in the linear equation $$y = mx + b$$ represent?

Accepted Answer

y-intercept

Answer

Slope of the line

Answer

x-intercept

Answer

Maximum value of y

Question 8

In the equation $$y = -2x + 5$$ , what is the slope of the line?

Accepted Answer

-2

Answer

5

Answer

2

Answer

-5

Question 9

Which of the following is the correct graphing step for the equation $$y = 3x - 4$$ ?

Accepted Answer

Start at (0,-4) and go up 3 units for every 1 unit you go right

Answer

Start at (-4,0) and go up 3 units for every 1 unit you go left

Answer

Start at (0,-4) and go up 4 units for every 3 units you go right

Answer

Start at (-4,0) and go up 1 unit for every 3 units you go right

Question 10

If a line has a y-intercept of 0, which of the following could be its equation?

Accepted Answer

All of the above

Answer

$$y = 2x$$

Answer

$$y = -3x + 0$$

Answer

$$y = 0.5x$$

Question 11

What is the definition of a function?

Accepted Answer

Every input has one output

Answer

A graph

Answer

A table of numbers

Answer

Every input has 2 outputs

Question 12

What is the set of all possible x values

Accepted Answer

Domain

Accepted Answer

Input

Answer

Range

Answer

Output

Question 13

Y=mx+b is called

Accepted Answer

Slope intercept form

Answer

linear equation

Answer

independent variables

Answer

domain

Question 14

A test used to see if a relation is a function

Accepted Answer

Vertical line test

Answer

Linear test

Answer

Vocabulary test

Answer

input-output test

Understanding Linear Functions Quiz

14 questions

If a line has a slope of 5, which of the following could be its equation?

Which of the following equations represents a line with a y-intercept of -4?

If a line has a y-intercept of 0, which of the following could be its equation?

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