Quiz about Pemdas, Linear Functions, and Exponential Functions Practice

Question 1

What does the "b" stand for in y=mx+b?

Accepted Answer

y-intercept

Answer

slope

Answer

x-intercept

Question 2

What letter represents the slope of a line in the equation y = mx + b?

Accepted Answer

m

Answer

y

Answer

x

Answer

b

Question 3

Which equation best represents the line on the graph?

Accepted Answer

y= 1/2x

Answer

y= -1/2x

Answer

y = 2x

Answer

y = -2x

Question 4

Is the equation linear, exponential or neither?

Accepted Answer

Linear

Answer

Exponential

Answer

Neither

Question 5

Kelsi is starting a new savings account. Bank 1 offers to add $40 to the account each month as interest. Bank 2 tells her that they will add 10% of the accounts value each month as interest. Which of the following is true about the accounts

Accepted Answer

Bank 1 is best modeled by a linear function & Bank 2 is best modeled by an exponential function.

Answer

Bank 1 is best modeled by an exponential function & Bank 2 is best modeled by a linear function.

Answer

Both Bank 1 and 2 are best modeled by linear functions.

Answer

Both Bank 1 and 2 are best modeled by exponential functions.

Question 6

If f(x) = 2x + 1, find f(1).

Accepted Answer

f(1) = 3

Answer

f(1) = 1

Answer

f(1) = 4

Answer

f(1) = 0

Question 7

Kelsi is starting a new savings account. Bank 1 offers to add $40 to the account each month as interest. Bank 2 tells her that they will add 10% of the accounts value each month as interest. Which of the following is true about the accounts

Accepted Answer

Bank 1 is best modeled by a linear function & Bank 2 is best modeled by an exponential function.

Answer

Bank 1 is best modeled by an exponential function & Bank 2 is best modeled by a linear function.

Answer

Both Bank 1 and 2 are best modeled by linear functions.

Answer

Both Bank 1 and 2 are best modeled by exponential functions.

Question 8

Is the equation linear, exponential or neither?

Accepted Answer

Exponential

Answer

Linear

Answer

Neither

Question 9

Is the graph linear, exponential or neither?

Accepted Answer

Linear

Answer

Exponential

Answer

Neither

Question 10

Is the pictured graph growth, decay, or linear or none?

Accepted Answer

Exponential Growth

Answer

Exponential Decay

Answer

Linear

Answer

None

Question 11

In an exponential function, what does the 'a' represent?

Accepted Answer

Y-INTERCEPT

Answer

SLOPE

Answer

RATE OF CHANGE

Answer

COMMON RATIO

Question 12

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

Accepted Answer

4

Answer

2

Answer

(2)x

Answer

8

Question 13

Identify the y-intercept (initial value) of the function f(x)=2(4)^x.

Accepted Answer

2

Answer

4

Answer

(2)x

Answer

8

Question 14

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

Accepted Answer

13

Answer

(.27)x

Answer

.27

Answer

3.51

Question 15

Give the equation for the graph

Accepted Answer

y = - 2x + 4

Answer

y = 5x - 3

Answer

y = 4x + 2

Answer

y =-2x + 5

Question 16

Is the pictured graph growth, decay, or linear or none?

Accepted Answer

Exponential Decay

Answer

Exponential Growth

Answer

Linear

Answer

None

Question 17

Write the equation of the line.

Accepted Answer

y = 1/3x - 2

Answer

y = -1/3x - 2

Answer

y = 3x - 2

Answer

y = -3x - 2

Pemdas, Linear Functions, and Exponential Functions Practice

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