Exponents and Log

ln e⁵= 

• e⁵

• ln 5

• 5

• 5e

log₇(3x) = 3

• 729

• 114.333

• 0.143

• 23.34

Which of the following models would project the value of a company worth $400,000 whose value is continuously decreasing by 8% annually?

• y=400,000e^.08t

• y=400,000e^-.08t

• y=400,000e^-8t

• y=400,000e^8t

Evaluate the following logarithm:

log₄2

• -¹/₂

• -2

• 2

• ¹/₂

Evaluate the log by thinking " 3 to what power is 1/9" so

log₃(1/9) =

• 1/2

• 2

• -2

• 3

What is the value of e^ln(5)

• e

• 1

• 5

• Does not exist

Change to Logarithmic Form:
12² = 144

• log ₂ 144 = 12

• log ₁₂ 144 = 2

• log ₁₂ 2 = 144

• log ₂ 12 = 144

The natural logarithm has what base?

• 10

• 0

• e

• -e

Solve for x.

log₂4x = log₂(2x+5)

• 5/6

• 6/5

• 2/5

• 5/2

Solve for k.

log₃5 + log₃k = log₃10

• k = 1

• k = 2

• k = 3

• k = 4