GT Solving Log and Exponential Equations

Solve for x:
8^x+1= 3

• 0.528

• 0.893

• -0.472

• 1.893

Solve for x:
4^x- 5 = 12

• 0.489

• 2.552

• 0.893

• 2.044

Solve for x:
2^{3x + 1} = 32

• 0

• -1

• 5/3

• 4/3

Solve for x:
4^2x + 1 = 17

• x = 1

• x = -1

• x = 2

• x = -2

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

2³ⁿ = 4

• 2

• 3

• 2/3

• 4

e^t=3

• 1.237

• -2.337

• 1.099

• 0.475

Rewrite log₂8 = 3 in exponential form/

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81

• log₈₁3 = 4

• log₃81 = 4

• log₄81 = 3

Evaluate.
log₃81

• 4

• ¹/₄

• -4

• -¹/₄