# Logarithms

16 Questions | Total Attempts: 41

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Exponents and Logarithms

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• 1.
Evaluate
• 2.
Solve to the nearest hundredth:
• 3.
Simplify:
• 4.
Solve: Give the answer as a fraction.
• 5.
Solve
• 6.
Solve:
• 7.
• 8.
• 9.
How many years would it take you to quadruple an investment if you compound interest continuously at an interest rate of 6%? Round to the nearest year. Use the continuous compounding formula (same as the exponential growth formula).
• 10.
Find how long it takes you to double an investment that is compounded monthly if you invested at 12%. Use the compound interest formula. Round to the nearest tenth of a year.
• 11.
• 12.
The number of victims of a flu epidemic is increasing at a rate of 7.5% per week. If 20,000 people are currently infected, find how many days it will take before 45,000 people will have the flu. Use  and round to the nearest day. (t represents the number of weeks)
• 13.
Given: express the following in terms of a and b:
• 14.
Give the inverse of the function:
• A.

A

• B.

B

• C.

C

• D.

D

• 15.
Give the Domain and Range of the following function:
• A.

A

• B.

B

• C.

C

• D.

D

• 16.
Where is there an asymptote of the following graph?
• A.

X = 0

• B.

Y = 0

• C.

X = 3

• D.

Y = 3

• E.

There is no asymptote.