Simple Logarithmic and Exponential Equations

• A
• B
• C
• D

Solve the equation for x (hint: simplify first)

• 458.38

• 25

• 3,051,757,813

• -0.845

• A
• B
• C
• D

3^{2x – 6}  = 81

• x = log 4

• x = 5

• x = 4

• x = -1

Using the change of base rule, what is this logarithm equivalent to?

• A

• B

• C

• D

Re-write in log form 2⁶=64

• log₂6=64

• log₂64=6

• log₆₄2=6

• log₆₄6=2

Evaluate log_b(b)

• -1

• 0

• 1

• b

Write as one logarithm. Simplify, if possible.

log₃9 + log₃27

• log₃3

• log₃243

• log₃1/3

• not possible

Expand the logarithm
log₇ x³/y⁴

• log₇ x³ - log₇ y⁴

• log₇ x³ + log₇ y⁴

• 3log₇ x - 4log₇ y

• (3log₇ x) / (4log₇ y⁾

log x - log 8 = 3

• x = 1000

• x = 800

• x = 8000

• x = 100