Practice Logarithms Ln

• ln 8
• 2
• 4
• 8

Simplify the following to a single natural logarithm;
ln(2x) + ln(y) - ln(z)

• A
• B
• C
• D

• A
• B
• C
• D

Solve the following equation.  Round your answer to two decimal places;
5 ln(x) = 7

• x = 4.06
• x = 2.04
• No solution
• None of the above

Solve the following equation.  Round your solution to two decimal places.
4 - 3 ln(2x + 10) = 12

• x = 2.20
• x = 1.68
• x = -5.00
• x = -4.97

Solve the following for the unknown value of x.  Round your solution to two decimal places. 
5 ln (3x - 2) = 15

• x = 1.24
• x = 7.36
• x = 217,935.16
• x = 6.03

Solve the following equation for x.  Round your solution to two decimal places.
ln3x + ln2x = 3

• x = 12.91
• x = 4.02
• x = 3.35
• x = 1.83

Solve the following equation for x.  Round your solution to two decimal places.
ln2x - ln41 = 2

• x = 0.36
• x = 151.48
• x = 41
• None of these are solutions

Which of the following is the value of x given;
e^(x + 6) = 12

• x = ln 6
• x = -6 + ln12
• x = ln72
• x = ln(-2)

Which of the following is the value of x given;
7e^(3x - 5) = 49

• x = (ln7 + 5)/3
• x = ln7 + 15
• x = ln4
• x = ln7/3 + 5