The half-life of a certain radioactive material is 32 days. An initial amount of the material has a mass of 361 kg. Write an exponential function...

16

D. 4

1

2

=

16

17.

Write the expression as a single natural logarithm.

3ln3 + 3lnc

A. ln27c3

B. ln(27 + c3)

C. ln27c

D. ln9c3

18.

Write the equation in logarithmic form.

25 = 32

A. log32 = 5

B. log532 = 2

C. log232 = 5

D. log32 = 5 • 2

19.

Graph y = log5x and its inverse.

20.

Graph the exponential function.

y = 4x