Math 3C Final Test (3-4, 15-20) DL

Front

Find cosA if the options are 30/16, 30/34, 30/15, 16/34

Back

cosA = 30/34

Front

Solve the equation for x: x + 2 = 4

Back

x = 2

Front

Solve the equation for x: 3x = 7.23

Back

x = 2.41

Front

Solve the equation: 3e^(2x) + 10 = 25

Back

x = 0.805

Front

Expand the expression: log_2(10x)

Back

log_2(10) + log_2(x)

Front

What is the definition of 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.

Front

What is the product rule of logarithms?

Back

log_b(MN) = log_b(M) + log_b(N) for any positive numbers M and N.

Front

What is the quotient rule of logarithms?

Back

log_b(M/N) = log_b(M) - log_b(N) for any positive numbers M and N.

Front

What is the power rule of logarithms?

Back

log_b(M^p) = p * log_b(M) for any positive number M and real number p.