Ch 7 Review Game

Solving Exponential Equations and Inequalities

100

2^x = 8³ Solve for x

What is x=9?

200

Solve for x 9^2x-1=3^6x

What is x=-1?

300

Solve for x:

16^2x-3<8

What is x < (15/8)?

400

Find log_(1/2)256

What is -8?

500

An investment account pays 4.2% annual interest compounded monthly. If $2500 is invested into his account, what would be the balance after 5 years?

What is $4,688.87?

Logarithms

100

Change to exponential form: log₂8 = 3

What is 2³ = 8?

200

Change log₄(1/256) = -4 to exponential form

What is 4^-4 = (1/256)?

300

Change 15³ = 3375 to log form

What is log₁₅3375 = 3?

400

Change 4³ = 64 to log form

What is log₄64 = 3?

500

Change (1/3)^-6=729 to log form

What is log_(1/3)729 = -6?

Solving Log Equations and Inequalities

100

Solve log₃₆x=(3/2)

What is 216?

200

log₉x=(3/2)

What is 27?

300

log₈₁x=(3/4)

What is 27?

400

log₃x > 4

What is x > 81?

500

Solve log₆x + log₆(x-9) = 2

What is x=12?

Properties of Logs

100

The condensed version of log₂5+log₂x

What is log₂5x?

200

The expanded version of log₃(10/x)

What is log₃10 - log₃x?

300

The answer for log₆8

What is 1.1606?

400

Simplify log₂w³

What is 3log₂w?

500

Simplify log₆x + log₆(x-9) 

What is log₆x²-9x?

Common & Natural Logs

100

log 5 =

What is .6990?

200

log 0.3 = 

What is -0.5229?

300

The base of a common logarithm

What is 10?

400

The base of a natural logarithm

What is e?

500

The value of x in the equation 4^x=19

What is 2.1240?