Evaluating Logarithms

Rewrite log_pt = m in exponential form.

• p^t = m
• t^m = p
• m^t = p
• p^m = t

Tags

CCSS.HSF.BF.B.5

Rewrite log_vn = a in exponential form.

• v^a = n
• n^a = v
• vⁿ = a
• aⁿ = v

Tags

CCSS.HSF.BF.B.5

Find the value of y. log5 (25) = y

• y=1
• y=2
• y=3
• y=4

Tags

CCSS.HSF.BF.B.5

Find the value of y. logy (16) = 2

• y=1
• y=2
• y=3
• y=4

Tags

CCSS.HSF.BF.B.5

Convert to exponential form. log4 (4) = x

• logx (4) = 4
• x^4 = 4
• 4^x = 4
• log4 (x) = 4

Tags

CCSS.HSF.BF.B.5

Convert to exponential form. logx (y) = z

• x^z = y
• z^x = y
• y^z = x
• z^y = x

Tags

CCSS.HSF.BF.B.5

Convert to logarithmic form. 8^2 = 64

• log2 (8) = 64
• log64 (2) = 8
• log8 (64) = 2
• log8 (2) = 64

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

What is ln e=?

• Not enough information is given.

• 1

• 0

• e

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Evaluate.
log₆(¹/₂₁₆)

• 3
• ¹/₃
• -¹/₃
• -3

Tags

CCSS.HSF.BF.B.5

Evaluate.
log₃81

• 4
• ¹/₄
• -4
• -¹/₄

Tags

CCSS.HSF.BF.B.5