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Solving Exponential Equations: Rewriting Bases and Using Logs

Authored by Shannon Williams

Mathematics

9th - 12th Grade

CCSS covered

Used 3+ times

Solving Exponential Equations: Rewriting Bases and Using Logs
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16 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve.

e-3n-9 = 92

-2.5

-2

-4

-4.5

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve.

9(ex) - 31 =23

x = 1.79

x = 4.21

x = -3.5

x = 1.27

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

To solve, 36 = 6x, re-write 36 as what base and exponent?

36

63

62

312

Tags

CCSS.HSF.BF.B.5

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve.

-10(9-2x) = -97

x= -1.16

x= - 0.52

x= - 0.49

x= -1.14

5.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

To solve, 165x = 64x+7, what would be the correct set-up?


There is more than one correct answer.

44(5x)=416(x+7)

82(5x)=88(x+7)

42(5x)=43(x+7)

24(5x)=26(x+7)

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

To solve, 34x = 81x-4, re-write 81 as what base and exponent?

327

34

43

92

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Rewrite the exponential as a log.

e 4x-3 = 9

e4x-3=9

ln(12)=4x

e9=4x-3

ln(9)= 4x-3

Tags

CCSS.HSF.BF.B.5

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