Solving Logarithmic Equations with Different Bases

Evaluate the log:
log₃(1/9) = 

• 1/2

• 2

• -2

• 3

Solve: log₃ (5) + log₃(x) = log₃(2) + log₃(x + 9)

• 5

• 11

• 6

• 3

Solve

• A

• B

• C

• D

• 5
• 13
• 84
• -20

• no solution
• only 6
• 6 and -2
• 3

x = 21

x= 49/3

x = 49

x = 147

• x = 21

• x= 49/3

• x = 49

• x = 147

log₄(3x-1)=log₄(2x+3)

• 4

• 3

• 1

• 8

log₂(x+3)=4

• 16

• 13

• 3

• 10

Tags

CCSS.HSF.BF.B.5

log_x1000=3

• 1

• 10

• 30

• 3

Tags

CCSS.HSF.BF.B.5

• x is undefined

• x = 2

• x= 0.4

• x = 33