Exponential Equations and Logarithms

Solve

• A

• B

• C

• D

Change to Logarithmic Form:
5³ = 125

• log ₅ 125 = 3

• log ₃ 125 = 5

• log ₅ 3 =125

• log₁₂₅ 3 = 5

• about 7 years
• about 10 years
• about 18 years
• about 22 years

• 19th year
• 21st year
• 30th year
• 10th year

log(x+6) = 1

• 4

• 4.222

• -5

• -9.550

Change to Exponential Form:
log₆36 = 2

• 2⁶=36

• 6²=36

• 36²=6

• 36⁶=2

• 39.65 minutes
• 35.11 minutes
• 45.12 minutes
• 62.78 minutes

The inverse of a logarithmic function and the logarithmic function do what on a graph?

• The are perpendicular

• They are paralell

• They reflect over the line y=x.

• There is nothing special .

Answer explanation

if there is "no base" shown, the base is 10!

Answer explanation

when "e" is the base, its a natural log (ln) not a regular log