1
Created by Boundless
Rewrite log(12)+log(5) using the product rule.
A
log(17)
B
log(60)
C
log(7)
D
log(12)log(5)
2
Created by Boundless
Expand log2(xyz) using the product rule.
A
log(2xyz)
B
log2x­log2y­log2z
C
(log2x)(log2y)(log2z)
D
log2x+log2y+log2z
3
Created by Boundless
Rewrite log3x2 as a single term using the power rule of logarithms.
A
log32x
B
6logx
C
2log3x
D
4
3log2x
Created by Boundless
Which of the following is equivalent to 4log2x?
A
log8x
B
log2x4
C
log4x2
D
log8x
5
Created by Boundless
Which of the following is equivalent to log2100­log225?
A
log42
B
log275
C
4log2
D
log24
6
Created by Boundless
Which of the following is a proper expansion of log4?
A
log6­log2
B
log24
C
log2­log2
D
log20­log5
7
Created by Boundless
Using the growth formula A=P(1+i)n, find approximately how long it will take a city
that grows 6% every 2 years to double in size.
A
5.9478 years
B
11.8957 years
C
3 years
D
23.7913 years
8
Created by Boundless
Which of the following is equivalent to log28+log381?
9
A
12
B
log6648
C
log589
D
7
Created by Boundless
How can log2218 be simplified?
A
9
B
22
C
18
D
1
10
Created by Boundless
Since we know that logaa=1, what can we infer about the value of loga1?
A
It is a, because a1=a.
B
It is 0, because a0=1.
C
It is 1, because 1a=1.
D
We don't have enough information.