Logarithm Basics

Solve the equation.
2 log₂3 + log₂x = 6

• x =8/3
• x = 64/9
• x = 36/9
• x = 16/3

Evaluate.
log₂16

• 8
• 4
• 2
• 1/8

Evaluate.
log(1/100)

• –2
• 1/2
• –1/2
• 2

Evaluate.
3(ln e²)

• 5
• 6
• 8
• 9

Evaluate.
log50 + log20

• 1
• 2
• 3
• 4

Evaluate.
log₃4 – log₃36

• 1/2
• –1/2
• 2
• –2

Solve the equation.

• x = 1/25
• x = –25
• x = –25/4
• x = 4/25

Tags

CCSS.HSF.BF.B.5

Solve the equation.
4^x+1 = 8^2x–3

• x = –7/4
• x = –4/11
• x = 11/4
• x = 7/11

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

Solve the equation.
3^2x+5(1/3)^x = 27^x–3

• x = 7
• x = 9
• x = 11
• x = 13

Solve the equation.
log₅x + log₅10 = 1

• x = –5
• x = 5
• x = 1/2
• x = –1/2