Question 1

Does the graph shown display exponential growth or decay?

Accepted Answer

Growth

Question 2

Solve the logarithmic equation.

Accepted Answer

5

Question 3

Solve the exponential equation. Make sure to isolate the base to a power first. Round your answer to three decimal places.

Accepted Answer

A)  0.359 
B)  -1.025 
C)  1.859 
D)  0.620 
A)  0.359 
B)  -1.025 
C)  1.859 
D)  0.620 B

Question 4

At 5 A.M. a body is found in a park. The police measure the body's temperature to be 90ºF. At 6 A.M. the medical examiner arrives and determines the temperature to be 86ºF. Assuming the temperature of the park was constant at 70ºF, how long has the victim been dead? (Normal body temperature is 98.6ºF.) Round to one decimal place.

Accepted Answer

A)  1.6 hours before 6 A.M. 
B)  0.7 hours before 5 A.M. 
C)  1.6 hours before 5 A.M. 
D)  3.7 hours before 5 A.M. 
A)  1.6 hours before 6 A.M. 
B)  0.7 hours before 5 A.M. 
C)  1.6 hours before 5 A.M. 
D)  3.7 hours before 5 A.M.

Question 5

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

Accepted Answer

A)  6.28 
B)  1.57 
C)  8.82 
D)  0.64 
A)  6.28 
B)  1.57 
C)  8.82 
D)  0.64

Question 6

Evaluate exactly (without using a calculator). For rational exponents, consider converting to radical form first.

Accepted Answer

The answer of Evaluate exactly (without using a calculator). For...

Question 7

Graph the logarithmic function.

Accepted Answer

The answer of Graph the logarithmic function.
   
...

Question 8

Solve the logarithmic equation. Round your answer to three decimal places.
Ln (4x) = 3

Accepted Answer

A)  16.086 
B)  4.953 
C)  0.750 
D)  5.021 
A)  16.086 
B)  4.953 
C)  0.750 
D)  5.021

Question 9

Graph the logarithmic function.

Accepted Answer

The answer of Graph the logarithmic function.
   
...

Question 10

If Vu deposits $5,500.00 in a savings account that earns 4% interest per year compounded quarterly, how much money can she expect to be in the account in 5 years? Round your answer to two decimal places.

Accepted Answer

A)  $6,600.00 
B)  $1,211.05 
C)  $4,498.49 
D)  $6,711.05 
A)  $6,600.00 
B)  $1,211.05 
C)  $4,498.49 
D)  $6,711.05

Question 11

Use the properties of logarithms to simplify the expression.

Accepted Answer

A)  81 
B)  12 
C)  1/81 
D)  256 
A)  81 
B)  12 
C)  1/81 
D)  256

Question 12

Solve the logarithmic equation exactly.

Accepted Answer

A)  6.5 
B)  7 
C)  8 
D)  2 
A)  6.5 
B)  7 
C)  8 
D)  2

Question 13

The magnitude M of an earthquake is measured using the Richter Scale
   where M is the magnitude
E is the seismic energy energy released by the earthquake ( in joules)
E0 is the energy released by a reference earthquake E0 = 104.4 joules
 On September 25, 2003, an earthquake that measured
 7.0 on the Richter scale shook Hokkaido, Japan. How much energy (joules) did the earthquake emit?

Accepted Answer

Question 14

Match the graph with the logarithmic function.
F(x) =

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 15

In 2002 the population of Stony Creek was 7,500. Their population increases by 1.5% per year. What is the expected population in Stony Creek in 2018? Round your answer to the nearest whole number.

Accepted Answer

A)  9,534 
B)  2,e14 
C)  7,613 
D)  2,034 
A)  9,534 
B)  2,e14 
C)  7,613 
D)  2,034

Question 16

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

Accepted Answer

Domain: (-

Question 17

Use the properties of logarithms to simplify the expression.

Accepted Answer

A)  18 
B)  1/18 
C)  1 
D)  0 
A)  18 
B)  1/18 
C)  1 
D)  0

Question 18

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, 5.72) 
D)  (0.28, 0) 
A)  (0, 0.28) 
B)  (0, 2) 
C)  (0, 5.72) 
D)  (0.28, 0)

Question 19

If Gabriel deposits $19,500 in a savings account that earns 1.5% interest per year compounded daily, how much money can he expect to be in the account in 6 years? Round your answer to two decimal places.

Accepted Answer

A)  $21,255.00 
B)  $155,122,720.13 
C)  $21,336.36 
D)  $17,821.63 
A)  $21,255.00 
B)  $155,122,720.13 
C)  $21,336.36 
D)  $17,821.63

Question 20

If you put $14,100 in a savings account that pays 2.8% a year compounded continuously, how much will you have in the account in 18 years?

Accepted Answer

A)  $8,517.94 
B)  $23,339.69 
C)  $23,340.14 
D)  $261,006.82 
A)  $8,517.94 
B)  $23,339.69 
C)  $23,340.14 
D)  $261,006.82

Does the graph shown display exponential growth or decay?

Solve the logarithmic equation.

Solve the exponential equation. Make sure to isolate the base to a power first. Round your answer to three decimal places.

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

Evaluate exactly (without using a calculator). For rational exponents, consider converting to radical form first.

Graph the logarithmic function.

Solve the logarithmic equation. Round your answer to three decimal places. Ln (4x) = 3

Graph the logarithmic function.

If Vu deposits $5,500.00 in a savings account that earns 4% interest per year compounded quarterly, how much money can she expect to be in the account in 5 years? Round your answer to two decimal places.

Use the properties of logarithms to simplify the expression.

Solve the logarithmic equation exactly.

Match the graph with the logarithmic function. F(x) =

In 2002 the population of Stony Creek was 7,500. Their population increases by 1.5% per year. What is the expected population in Stony Creek in 2018? Round your answer to the nearest whole number.

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

Use the properties of logarithms to simplify the expression.

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

If Gabriel deposits $19,500 in a savings account that earns 1.5% interest per year compounded daily, how much money can he expect to be in the account in 6 years? Round your answer to two decimal places.

If you put $14,100 in a savings account that pays 2.8% a year compounded continuously, how much will you have in the account in 18 years?

Functions and Their Graphs

Polynomial and Rational Functions

Trigonometric Functions of Angles

Trigonometric Functions of Real Numbers

Analytic Trigonometry

Vectors, the Complex Plane, and Polar Coordinates

Systems of Linear Equations and Inequalities

Conics, Systems of Nonlinear Equations and Inequalities, and Parametric Equations

Sequences and Series

Limits: A Preview to Calculus

Review: Equations and Inequalities

Filters

Exam 3: Exponential and Logarithmic Functions

Does the graph shown display exponential growth or decay?

Solve the logarithmic equation.

Solve the exponential equation. Make sure to isolate the base to a power first. Round your answer to three decimal places.

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

Evaluate exactly (without using a calculator). For rational exponents, consider converting to radical form first.

Graph the logarithmic function.

Solve the logarithmic equation. Round your answer to three decimal places. Ln (4x) = 3

Graph the logarithmic function.

If Vu deposits $5,500.00 in a savings account that earns 4% interest per year compounded quarterly, how much money can she expect to be in the account in 5 years? Round your answer to two decimal places.

Use the properties of logarithms to simplify the expression.

Solve the logarithmic equation exactly.

Match the graph with the logarithmic function. F(x) =

In 2002 the population of Stony Creek was 7,500. Their population increases by 1.5% per year. What is the expected population in Stony Creek in 2018? Round your answer to the nearest whole number.

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

Use the properties of logarithms to simplify the expression.

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

If Gabriel deposits $19,500 in a savings account that earns 1.5% interest per year compounded daily, how much money can he expect to be in the account in 6 years? Round your answer to two decimal places.

If you put $14,100 in a savings account that pays 2.8% a year compounded continuously, how much will you have in the account in 18 years?

Functions and Their Graphs

Polynomial and Rational Functions

Trigonometric Functions of Angles

Trigonometric Functions of Real Numbers

Analytic Trigonometry

Vectors, the Complex Plane, and Polar Coordinates

Systems of Linear Equations and Inequalities

Conics, Systems of Nonlinear Equations and Inequalities, and Parametric Equations

Sequences and Series

Limits: A Preview to Calculus

Review: Equations and Inequalities

Filters