Properties of Logarithms Answers
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1
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Consider the equation below.Which system of equations can represent the equation?
A
Option
B
Option
C
Option
D
Option
2
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Devonte used the change of base formula to approximate . Which expression did Devonte use?
A
Log StartFraction 8 Over 25 EndFraction
B
StartFraction log 8 Over log 25 EndFraction
C
log StartFraction 25 Over 8 EndFraction
D
StartFraction log 25 Over log 8 EndFraction
3
What is the approximate value of x in the equation below?
A
–2.523B
–1.317C
2.880D
7.4854
Kim solved the equation below by graphing a system of equations.What is the approximate solution to the equation?
A
0.6B
0.9C
1.4D
1.65
Which is equivalent to ?
A
Option
B
Option
C
Option
D
Option
6
Kim solved the equation below by graphing a system of equations.What is the approximate solution to the equation?
A
0.6B
0.9C
1.4D
1.67
Devonte used the change of base formula to approximate . Which expression did Devonte use?
A
Log StartFraction 8 Over 25 EndFractionB
StartFraction log 8 Over log 25 EndFractionC
log StartFraction 25 Over 8 EndFractionD
StartFraction log 25 Over log 8 EndFraction8
Which expression results when the change of base formula is applied to ?
A
StartFraction log (x + 2) Over log 4 EndFraction
B
StartFraction log 4 Over log (x + 2) EndFraction
C
StartFraction log 4 Over log x + 2 EndFraction
D
StartFraction log x + 2 Over log 4 EndFraction
10
Which system of equations could be graphed to solve the equation below?
A
y 1 = 3 x, y 2 = 2 x
B
y 1 = log (2 x + 1), y 2 = 3 x minus 2
C
y 1 = log 2 x + 1, y 2 = 3 x minus 2
D
y 1 = log (2 x + 1 + 2), y 2 = 3 x
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