Graphing Logarithmic Functions

Question 1

The domain of an exponential function is . The range of an exponential function is .

Revolt · Accepted Answer

A: all real numbers

Question 2

The graph of an exponential function has .

Revolt · Accepted Answer

B: a y-intercept only

Question 3

The graph is throughout its domain and has at the x–axis because the value bx can get very close to 0 but never reach it.

Revolt · Accepted Answer

C: increasing

Question 4

Which statements about the graph of the function are true?

Revolt · Accepted Answer

B: The function is decreasing.; D: The y-intercept is (0, 1).

Question 5

Which functions represent exponential growth?

Revolt · Accepted Answer

B: y = h(x); D: y = k(x)

Question 6

The domain of an exponential function is . The range of an exponential function is .

Revolt · Accepted Answer

C: positive real numbers

Question 7

The graph is throughout its domain and has at the x–axis because the value bx can get very close to 0 but never reach it.

Revolt · Accepted Answer

B: an asymptote

Question 8

When b > 1, as x grows in the negative direction, y . When 0 < b < 1, as x grows in the negative direction, y .

Revolt · Accepted Answer

B: decreases

Question 9

When b > 1, as x grows in the negative direction, y . When 0 < b < 1, as x grows in the negative direction, y .

Revolt · Accepted Answer

A: increases

Graphing Logarithmic Functions Answers