Exponential and Logarithmic

Solve 2.8^x = 41

• 0.277

• 3.607

• -0.282

• 3.684

Solve log₂ (x² - 1) = 3 + log₂ (x - 1)

• 4

• 2

• 1

• 7

Solve log₉ (x - 4) + log₉ (x + 1) = log₉ (x + 5) + log₉ (x - 6)

• 17/2

• -9/16

• 13

• -8

Solve 4^{2x - 1} = 5^{x + 2}

• 2.167

• 3.959

• 2.008

• 0.253

Solve ln (x - 2) - ln (3x) = 0

• -1

• 2

• e

• e⁵

Solve 8 ^. 3^x = 5

• 0.506

• 2.337

• -0.516

• -0.428

Solve e^2x = -x + 2 using a graphing utility

• 0.273

• 1.727

• 0.448

• 2.448

Convert log(x)=y+2 to exponential form.

• 10^(y+2)=x

• 1^x=y+2

• 10^x=y+2

• x^(y+2)=10

Solve the equation for x.

• 22.198

• e

• 1.131

• 21.66

Write the exponential equation as a logarithm
6³=216

• log₆(3) = 216

• log₃(6) = 216

• log₆(216)=3

• log₂₁₆(6)=3