Question 1

Express  
  
= -3 in exponential form.

Accepted Answer

The answer of Express  
  
= -3 in...

Question 2

The number of yearly visitors to a resort has been shrinking at the rate of 6%.Currently the resort gets 120,000 tourists each year.
(a)If this rate continues,how many tourists will they get in 15 years?
(b)Use a graphing calculator to predict the number of years until the number of tourists will be less than 20,000.

Accepted Answer

The answer of The number of yearly visitors to a...

Question 3

Suppose $2000 is invested at 6.5% compounded daily (exclude extra day for leap year).
(a)Find the value of the investment after 5 years.
(b)Find the value of the interest which was earned over the first 5 years.

Accepted Answer

The answer of Suppose $2000 is invested at 6.5% compounded...

Question 4

Evaluate and simplify: ln

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Question 5

Graph y = f(x)=  
x.

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The answer of Graph y = f(x)=  
x. ...

Question 6

Evaluate and simplify: log 100

Accepted Answer

The answer of Evaluate and simplify: log 100...

Question 7

Express  
= 81 in logarithmic form.

Accepted Answer

The answer of Express  
= 81 in logarithmic form....

Question 8

A company is downsizing and expects the number of employees to shrink at the rate of 3% per month.Currently the company employs 30,000 people.
(a)How many people are expected to be employed with this company in 1 year?
(b)Use a graphing calculator to predict the number of months until the number of employees will be half its current size.

Accepted Answer

The answer of A company is downsizing and expects the...

Question 9

Suppose $2000 is invested at 6.5% compounded monthly.
(a)Find the value of the investment after 5 years.
(b)Find the value of the interest which was earned over the first 5 years.

Accepted Answer

The answer of Suppose $2000 is invested at 6.5% compounded...

Question 10

A town of 1400 is growing at the rate of 8% per year.If this rate continues,what will the population of this town be in 20 years?

Accepted Answer

The answer of A town of 1400 is growing at...

Question 11

Express  
64 = 3 in exponential form.

Accepted Answer

The answer of Express  
64 = 3 in exponential...

Question 12

Graph f(x)=

Accepted Answer

The answer of Graph f(x)=  
 ...

Question 13

Express  
=  
in logarithmic form.

Accepted Answer

The answer of Express  
=  
in logarithmic form....

Question 14

Graph g(x)=

Accepted Answer

The answer of Graph g(x)=  
 ...

Question 15

The multiplicative decrease in purchasing power P after t years of inflation at 3% can be modeled by  
Graph the decrease in purchasing power as a function of t years.

Accepted Answer

The answer of The multiplicative decrease in purchasing power P...

Question 16

Graph f(x)=  
- 2

Accepted Answer

The answer of Graph f(x)=  
- 2 ...

Question 17

Graph f(x)= 3

Accepted Answer

The answer of Graph f(x)= 3  
 ...

Question 18

For the function f(x)=  
x,
(a)what is the domain of f?
(b)What is the range of f?

Accepted Answer

The answer of For the function f(x)=  
x,
(a)what is...

Question 19

Graph h(x)=  
- 1

Accepted Answer

The answer of Graph h(x)=  
- 1 ...

Question 20

Graph the population for a city with 80,000 people as a function of years if the growth is modeled by

Accepted Answer

The answer of Graph the population for a city with...

Quiz 5: Exponential and Logarithmic Functions

Express = -3 in exponential form.

Suppose $2000 is invested at 6.5% compounded daily (exclude extra day for leap year). (a)Find the value of the investment after 5 years. (b)Find the value of the interest which was earned over the first 5 years.

Evaluate and simplify: ln

Graph y = f(x)= x.

Evaluate and simplify: log 100

Express = 81 in logarithmic form.

Suppose $2000 is invested at 6.5% compounded monthly. (a)Find the value of the investment after 5 years. (b)Find the value of the interest which was earned over the first 5 years.

A town of 1400 is growing at the rate of 8% per year.If this rate continues,what will the population of this town be in 20 years?

Express 64 = 3 in exponential form.

Graph f(x)=

Express = in logarithmic form.

Graph g(x)=

The multiplicative decrease in purchasing power P after t years of inflation at 3% can be modeled by Graph the decrease in purchasing power as a function of t years.

Graph f(x)= - 2

Graph f(x)= 3

For the function f(x)= x, (a)what is the domain of f? (b)What is the range of f?

Graph h(x)= - 1

Graph the population for a city with 80,000 people as a function of years if the growth is modeled by