6.3 Evaluating Log Expressions

Front

What is the value of log₂2⁶?

Back

6

Front

Evaluate log₃3.

Back

1

Front

What is the value of log₄2?

Back

¹/₂

Front

Evaluate log₁₂1.

Back

0

Front

What is the value of log₃81?

Back

4

Front

Define a logarithm.

Back

A logarithm is the exponent to which a base must be raised to produce a given number.

Front

What is the base of a logarithm?

Back

The base of a logarithm is the number that is raised to a power to obtain a certain value.

Front

What is the logarithmic identity for log_bb?

Back

log_bb = 1 for any base b.

Front

What is the logarithmic identity for log_b1?

Back

log_b1 = 0 for any base b.

Front

What is the change of base formula for logarithms?

Back

log_ba = log_ka / log_kb for any base k.