Question 1

For the exponential function  
, state the y-intercept. Round your answer to two decimal places.

Accepted Answer

A)  (0, 0.28) 
B)  (0, 2) 
C)  (0.28, 0) 
D)  (0, 2.63)

Question 2

Write the exponential equation in its equivalent logarithmic form. 4 ^4.9 = 891.44

Accepted Answer

The answer of Write the exponential equation in its equivalent...

Question 3

Find the y-intercept for the exponential function  
.

Accepted Answer

A)  (0, 0) 
B)  (0, -2) 
C)  (0, 2) 
D)  (0, 4)

Question 4

State the domain and range for the function. Express in interval notation.

Accepted Answer

The answer of State the domain and range for the...

Question 5

Josh just graduated from medical school owing $51,000 in student loans. The annual interest rate is 7%. Approximately how many years will it take to pay off her student loan if she makes a monthly payment of $750? Round to the nearest year.

Accepted Answer

The answer of Josh just graduated from medical school owing...

Question 6

Write the expression as a sum or difference of logarithms.
Logb (x2y-4)

Accepted Answer

A)  2logb x + 4logb y 
B)  2logb x - 4logb y 
C)  -4logb x - 2logb y 
D)  -8logb(xy)

Question 7

Approximate the number  
. Round your answer to two decimal places.

Accepted Answer

A)  1.92 
B)  0.67 
C)  0.81 
D)  1.28

Question 8

Graph the exponential function.

Accepted Answer

The answer of Graph the exponential function.
 ...

Question 9

For the exponential fucntion  
, state the y-intercept. Round your answer to two decimal places.

Accepted Answer

A)  (0, -1.72) 
B)  (0, 20.03) 
C)  (-1.72, 0) 
D)  (0, 0)

Question 10

Solve the exponential equation. Round your answer to two decimal places.

Accepted Answer

The answer of Solve the exponential equation. Round your answer...

Question 11

Match the graph to the exponential function.

Accepted Answer

A)   
B)   
C)   
D)

Question 12

Find the time it will take to pay off a credit card with a balance of $10800 and interest rate of 17.1% if the monthly payment is $450. Express the answer as years to the nearest 2 decimal places.

Accepted Answer

The answer of Find the time it will take to...

Question 13

Solve the exponential equation exactly for x.

Accepted Answer

A)  2 
B)  -4 
C)  4 
D)  2, -2

Question 14

Approximate the number e-3.3. Round your answer to two decimal places.

Accepted Answer

A)  0.04 
B)  -8.97 
C)  -0.04 
D)  27.11

Question 15

Approximate the number 2 5/8. Round your answer to two decimal places.

Accepted Answer

A)  1.54 
B)  3.03 
C)  32.00 
D)  1.09

Question 16

Approximate the number  
. Round your answer to two decimal places.

Accepted Answer

A)  10.92 
B)  2.23 
C)  2.17 
D)  3.49

Question 17

Graph the logarithmic function.
f(x) =

Accepted Answer

The answer of Graph the logarithmic function.
f(x) =
 ...

Question 18

Solve the exponential equation. Round your answer to three decimal places. 5(10 ³^x) = 13

Accepted Answer

The answer of Solve the exponential equation. Round your answer...

Question 19

Write the expression as a sum or difference of logarithms.

Accepted Answer

A)   
B)   
C)   
D)

Question 20

Write the exponential equation in its equivalent logarithmic form.

Accepted Answer

A)  log3/5 (81/625) = 4 
B)  log81/625 (3/5) = 4 
C)  log (81/625) = 4 
D)  ln (81/625) = 4

Exam 3: Exponential and Logarithmic Functions

For the exponential function , state the y-intercept. Round your answer to two decimal places.

Write the exponential equation in its equivalent logarithmic form. 4 ^4.9 = 891.44

Find the y-intercept for the exponential function .

State the domain and range for the function. Express in interval notation.

Josh just graduated from medical school owing $51,000 in student loans. The annual interest rate is 7%. Approximately how many years will it take to pay off her student loan if she makes a monthly payment of $750? Round to the nearest year.

Write the expression as a sum or difference of logarithms. Log_b(x²y^-4)

Approximate the number . Round your answer to two decimal places.

Graph the exponential function.

For the exponential fucntion , state the y-intercept. Round your answer to two decimal places.

Solve the exponential equation. Round your answer to two decimal places.

Match the graph to the exponential function.

Find the time it will take to pay off a credit card with a balance of $10800 and interest rate of 17.1% if the monthly payment is $450. Express the answer as years to the nearest 2 decimal places.

Solve the exponential equation exactly for x.

Approximate the number e^-3.3. Round your answer to two decimal places.

Approximate the number 2 ^5/8. Round your answer to two decimal places.

Approximate the number . Round your answer to two decimal places.

Graph the logarithmic function. f(x) =

Solve the exponential equation. Round your answer to three decimal places. 5(10 ³^x) = 13

Write the expression as a sum or difference of logarithms.

Write the exponential equation in its equivalent logarithmic form.

Exam 3: Exponential and Logarithmic Functions

For the exponential function , state the y-intercept. Round your answer to two decimal places.

Write the exponential equation in its equivalent logarithmic form. 4 4.9 = 891.44

Find the y-intercept for the exponential function .

State the domain and range for the function. Express in interval notation.

Josh just graduated from medical school owing $51,000 in student loans. The annual interest rate is 7%. Approximately how many years will it take to pay off her student loan if she makes a monthly payment of $750? Round to the nearest year.

Write the expression as a sum or difference of logarithms. Logb (x2y-4)

Approximate the number . Round your answer to two decimal places.

Graph the exponential function.

For the exponential fucntion , state the y-intercept. Round your answer to two decimal places.

Solve the exponential equation. Round your answer to two decimal places.

Match the graph to the exponential function.

Find the time it will take to pay off a credit card with a balance of $10800 and interest rate of 17.1% if the monthly payment is $450. Express the answer as years to the nearest 2 decimal places.

Solve the exponential equation exactly for x.

Approximate the number e-3.3. Round your answer to two decimal places.

Approximate the number 2 5/8. Round your answer to two decimal places.

Approximate the number . Round your answer to two decimal places.

Graph the logarithmic function. f(x) =

Solve the exponential equation. Round your answer to three decimal places. 5(10 3x) = 13

Write the expression as a sum or difference of logarithms.

Write the exponential equation in its equivalent logarithmic form.

Write the exponential equation in its equivalent logarithmic form. 4 ^4.9 = 891.44

Write the expression as a sum or difference of logarithms. Log_b(x²y^-4)

Approximate the number e^-3.3. Round your answer to two decimal places.

Approximate the number 2 ^5/8. Round your answer to two decimal places.

Solve the exponential equation. Round your answer to three decimal places. 5(10 ³^x) = 13