quiz 5

Which linear function below is perpendicular to the line

g ( x ) = 1 4 x − 6

What is the slope of a vertical line?

Undefined

What is the slope of a line that contains the points ( 2 , 2 ) and ( 4 , 4 )?

m=1

Which of the following graphs below does not represent a linear equation?

the u

A family is renting a vacation home for an undetermined number days on a beach in Florida. The price of the home is a $350 down payment, and each night costs $225. Which linear equation below represents the total cost to rent the home, y, if the family stays for x nights?

y = 1 225 x + 350

Which equation below describes a line with a slope of 3 and y-intercept of 6?

y = 6 x + 3

Which equation below represents a line with slope of m = − 5 3, and y i n t e r c e p t = 10 ?

y = − 5 3 x + 10

Which linear function below is in point-slope form?

y − 3 = 2 ( x + 2 )

Find the slope of the line containing the points ( − 4 , 4 ) and (1--1)

-1

Find the x-intercept of the linear equation 2 x + 3 y = 24

12

Find the slope of the equation

2

Find the slope of the line in the graph below.

3 2

A car travels at 60 mph. The function f ( x ) = 60 x represents the distance the car travels in x hours. How many miles will the car travel in 12 hours?

720 miles

The graph of f ( x ) = 3 x and g ( x ) = 3 x + 4 is shown below.

A reflection across the y-axis

The slope of the line shown in the graph below is _______.

Positive