Unit 4 Logs Review Pre-Calculus Final Exam

Rewrite log_x95 = 2.3

• x^2.3 = 95

• 95^2.3 = x

• 2.3⁹⁵ = x

• x⁹⁵ = 2.3

Tags

CCSS.HSF.BF.B.5

Expand each Log

• A
• B
• C
• D

Condense each Log

• A
• B
• C
• D

Solve the equation for x

• 1.585

• 3.169

• 0.792

• 1.084

Rewrite as an exponential: log₂8 = 3

• 3² = 8

• 2³ = 8

• 2⁸ = 3

• 8³ = 2

Tags

CCSS.HSF.BF.B.5

Rewrite as a log: y = 7^x

• log₇(x) = y

• log_y(7) = x

• log_x(y) = 7

• log₇(y) = x

Tags

CCSS.HSF.BF.B.5

Solve:
3^x-2 = 27^4x

• -2/11
• -2/3
• 2/11
• 2/3

Solve for x.
6 - e^12x  = 5.2

• -0.019
• -0.102
• No Solution
• 7.777