Algebra 2 Unit 8 Lesson 5

10) Solve the system of equations.

(-2,3)

12) Simplify.

3'1/2 x'1/2 y

5) Choose the best answer. If then 3/4

Not 1/0.2877 or 0.2877

6) Choose the best answer. If then -q

Not 1/q or -p

4) Choose the best answer. If log,b8=2.079 then log,b 1/8 =_________.

Not 2.079 or 1/2.079

logarithmic function

a function of the form f(x)=log,bx

33/100 9) Label the curves with the correct function names. dashed: dotted: solid:

b c a

8) Complete the table. - 0 - 1 - 2 - -1 - -2

b. 1 a. 4 c. 16 e. 1/4 h. 1/16

7) Complete the table. x log,3 x 1 3 9 1/3 1/9

h. 0 f. 1 c. 2 g. -1 b. -2

1) Choose the best answer. The number, so that is called the ____ of x

logarithm

common logarithm

logarithm with base 10, and indicated by logx

natural logarithm

logarithm with base and indicated by in,x

2) Matching. The base of the logarithm function cannot be equal to __________ and must be ________

one positive

logarithm

the logarithm for a base and a number is defined to be the number so that

3) Choose the best answer. The greater the base, the closer the graph is to the ___ when x>1

x-axis

11) Solve , using the quadratic formula

x=3+2i