Introduction to Logarithmic Function

Rewrite log₂8 = 3 in exponential form.

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Tags

CCSS.HSF.BF.B.5

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81

• log₈₁3 = 4

• log₃81 = 4

• log₄81 = 3

Tags

CCSS.HSF.BF.B.5

Evaluate:
log₄16

• 2

• 4

• 1/2

• -2

Evaluate the following logarithm:

log₃27

• 3

• 2

• -3

• ¹/₃

Solve the equation for x.

• 7.389

• 0.693

• 0.0183

• 6.581

Tags

CCSS.HSF.BF.B.5

• x = 2

• x = -2

• y = 2

• y = -2

Tags

CCSS.HSF-IF.C.7E

Solve for x:

• 1

• 2

• .5

• 4

Tags

CCSS.HSF.BF.B.5

Log with a base "e" (log_e) is the same thing as...

• "e"

• Natural Logarithm (LN)

• Common Logarithm (Log)

• Natural Log, base "e"
  LN_e

Tags

CCSS.HSF.BF.B.5

Evaluate the following logarithm:

log₅5

• 1

• 0

• -1

• ¹/₂

Evaluate the following logarithm:

log₁₂1

• 1

• 0

• -1

• ¹/₂