Ch 3.1 -3.2 Practice (PC)

Front

Solve for x: 2^(x+6) = 2^5

Back

x = -1

Front

What is the domain and range of f(x) = log_3 (x + 1)?

Back

Domain: (−1, ∞), Range: (−∞, ∞)

Front

Courtney saved $2,200 at 5.2% interest compounded daily. How much will she have in 4 years?

Back

$2708.63

Front

Change log_y x = r into exponential form.

Back

y^r = x

Front

Which expression is equivalent to log x?

Back

log_10 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 the logarithm in log_3 (x)?

Back

The base is 3.

Front

If log_b a = c, what is the equivalent exponential form?

Back

b^c = a

Front

What is the domain of the function f(x) = log(x)?

Back

Domain: (0, ∞)

Front

What is the range of the function f(x) = log(x)?

Back

Range: (−∞, ∞)