Quiz about Classify and Compare Functions Math

Question 1

Is this a function

Accepted Answer

yes

Answer

no

Question 2

is this a function

Accepted Answer

no

Answer

yes

Question 3

is this a function

Accepted Answer

yes

Answer

no

Question 4

Which correctly explains whether or not the graph above is a function

Accepted Answer

Yes, the line passes the vertical line test

Answer

Yes, the graph passes the horizontal line test

Answer

No, The graph does not have a constant rate of change

Answer

No, each input on the graph has more than one output

Question 5

Question 5.

Accepted Answer

(-3,-4)

Answer

(2,1)

Answer

(12,7)

Answer

(-8,8)

Question 6

Question 6.

Accepted Answer

$$y=\frac{33}{2}x\ +\ 425$$

Answer

$$y=\frac{31}{3}x\ \ +\ 500$$

Answer

$$y=15x\ +425$$

Answer

$$y=15.05x+475$$

Question 7

The Smith's are hiring painters , and the painting companies they've narrowed it down to charge based on the number of square feet. Company A charges 2.25 per square foot. Company B's rates are shown in the table above: which company would give their family the lowest cost per square foot?

Accepted Answer

Company A

Answer

Company B

Question 8

The gas mileage of the Caiden's vehicle can be represented by the equation y= 16.2x where x is the number of gallons of gas and y is the number of miles. Ethan's gas mileage is shown in the graph above.

Who's vehicle gets the higher rate of miles per gallon?

Accepted Answer

the equation

Answer

the graph

Question 9

Which correctly describes the graph above?

Accepted Answer

non-linear, function

Answer

non-linear; not a function

Answer

linear, function

Answer

linear, not a function

Question 10

Which of the following equations represents a linear function?

Accepted Answer

$$y=\frac{1}{2}x+9$$

Answer

$$y=\frac{15}{x}$$

Answer

$$y=2x^3+2$$

Answer

Question 11

At his gym, Tyrell pays $40 a month, plus $2.00 any time he wants to reserve the basketball court. Matt's gym charges a monthly fee plus a charge to reserve the basketball courts as shown in the table. Who's gym charges more to reserve the basketball courts?