Exponential Functions

LogarithmsLogarithmsProperties of Logarithms

NaturalLogarithms

SolvingExponentialEquations

100 100 100 100 100

200 200 200 200 200

300 300 300 300 300

400 400 400 400 400

500 500 500 500 500

COOLCOOLExploring Exponential and

Logarithmic Functions

Chapter 4 Review

JEOPARDYPrecalc

Exponential Functions100

A: What is 8√15?

(8√3) √5

Exponential Functions 200

A: What is 25√7?

64√7 / 2√7

Exponential Functions 300

A: What is x = 9/7?

34x = 273-x

Exponential Functions 400

A: What is an n > 3?

16n > 8n+1

Exponential Functions 500

A: What is x = 12?

2x * 4x+5 = 42x-1

LogarithmsLogarithms100

A: What is Log327 = 3?

Write 33 = 27 in logarithmic form.

LogarithmsLogarithms200

A: Where is 82/3 = 4?

Write log84 = 2/3 in exponential form.

LogarithmsLogarithms300

A: What is 25?

5log525

LogarithmsLogarithms400

A: What is b = 4?

Solve logb64 = 3

LogarithmsLogarithms500

A: What is y = 1?

Log4(log216) = y

Properties of Logarithms

100

A: What is log x(y^4)?

Log x + 4Log y.

Properties of Logarithms

200

A: What is ln x/(x^2-4)^2?

Ln x – 2[ln(x + 2) + ln(x – 2).

Properties of Logarithms

300

A: What is a ln x – 3ln (x^2 + 1)?

Ln x/[(x^2 + 1)^3]

Properties of Logarithms

400

What is 3log x – log y – 4log z?

Log (x^3)/[y(z^4)]

Properties of Logarithms

500

A: What is 6?

Ln(x-2) + ln(2x-3) = 2ln x

NaturalLogarithms

100

A: What is 2.718?

e is approximately what number (To the nearest Thousandth)?

NaturalLogarithms

200

A: What is .9858?

Ln(2.68)

NaturalLogarithms

300

A: What is X = 221.4064?

Find “X” if LnX=5.4

NaturalLogarithms

400

A: What is 7 ?

7Lne

NaturalLogarithms

500

A: What is t = 125.2?

Given 500 = 230e-1t, What is the value of t?

Solving ExponentialEquations

100

A: What is 1.723?

Find the Value of Logarithmlog516 (to 3 decimal places)

Solving ExponentialEquations

200

A: What is 1.732?

Use Logarithm to solve Equation, 9b = 45 (to 3 decimal places)

Solving ExponentialEquations

300

A: What is 1.5?

Use Logarithm to solve Equation,log1664

Solving ExponentialEquations

400

A: What is 6.5 grams?

The half-life of radioactive radium is 1620 years. If the initial quantity is 10 grams, how much

will remain after 1000 years?

Use Logarithm to solve Equation,7t-2 = 5t (to 3 decimal places)

Solving ExponentialEquations

500

A: What is 11.567?