Infinite Algebra 2 - HW #8.1 Exponential and Logarithmic Expressions

College Preparatory Mathematics

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HW #8.1 Exponential and Logarithmic Expressions Evaluate each expression. 1) log 5 125

2) log 5 25

3) log 4 64

5) log 3

4) log 6

1 216

6) log 4 16

1 9

Rewrite each equation in exponential form. 7) log 81 3 =

1 4

8) log 2 32 = 5

9) log 8 64 = 2

10) log 7 343 = 3

11) log 6 216 = 3

12) log 2 1 = 0

Rewrite each equation in logarithmic form. -

13) 64

1 6

1 = 2

15) 18 1 = 18 -

17) 64

1 2

1 = 8

14) 18 -2 =

1 324

16) 9 2 = 81 18) 16 -2 =

1 256

Simplify each expression. a

19)

5 25 a

21)

20)

2

-

4 25

5v v-6 + 2 3 3v + 6v

22)

3x 9 2 4 3

5 +4 2r + 12r + 16 2

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