12.13_Fri_AQR(2(Lssn)

Front

Change to Logarithmic Form: 5^3 = 125

Back

log_5 125 = 3

Front

Rewrite 3^4 = 81 in logarithmic form.

Back

log_3 81 = 4

Front

What is log_5 25?

Back

2

Front

Rewrite log_p t = m in exponential form.

Back

p^m = t

Front

Solve for x: 5^x = 17

Back

x = log_5 17

Front

Definition of a logarithm.

Back

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

Front

Change to Exponential Form: log_2 8 = 3

Back

2^3 = 8

Front

What is the base in a logarithmic expression log_b a?

Back

The base is 'b', which is the number that is raised to a power.

Front

If log_10 100 = x, what is x?

Back

x = 2, because 10^2 = 100.

Front

What is the change of base formula for logarithms?

Back

log_b a = log_k a / log_k b for any base k.