 Converting and Evaluating Logs
3 years ago
jpward32
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Practice 20 QuestionsShow answers
• Question 1
45 seconds
Q. log381 =
2
3
4
5
• Question 2
120 seconds
Q. Rewrite 34 = 81 in logarithmic form.
log34 = 81
log813 = 4
log381 = 4
log481 = 3
• Question 3
120 seconds
Q. Rewrite logpt = m in exponential form.
pt = m
tm = p
mt = p
pm = t
• Question 4
120 seconds
Q. log525 = ?
2
5
125
• Question 5
120 seconds
Q. Change to Exponential Form:
log636 = 2
26=36
62=36
362=6
366=2
• Question 6
300 seconds
Q. Write the exponential equation as a logarithm
63=216
log6(3) = 216
log3(6) = 216
log6(216)=3
log216(6)=3
• Question 7
45 seconds
Q. The following:
log 2 16 = 4 can be written as...
216=4
42=16
4+4+4+4=16
24=16
• Question 8
45 seconds
Q. Change to Logarithmic Form:
122 = 144
log 2 144 = 12
log 12 144 = 2
log 12 2 = 144
log 2 12 = 144
• Question 9
45 seconds
Q. True or False: log₈64=2
True
False
• Question 10
45 seconds
Q. Rewrite log28 = 3 in exponential form.
28 = 3
23 = 8
32 = 8
83 = 2
• Question 11
45 seconds
Q. Change to Logarithmic Form:
53 = 125
log 5 125 = 3
log125 = 5
log 5 3 =125
log125 3 = 5
• Question 12
60 seconds
Q. Rewrite logvn = a in exponential form.
va = n
na = v
vn = a
an = v
• Question 13
45 seconds
Q. Change to Exponential Form:
log289 17 = 1/2
2891/2 = 17
171/2 = 289
28917 = 1/2
1/217 = 289
• Question 14
120 seconds
Q. Evaluate:
log416
2
4
1/2
-2
• Question 15
45 seconds
Q. Rewrite in logarithmic form. 93/2=27
log927=3/2
log927=2/3
log3/29=27
log279=3/2
• Question 16
45 seconds
Q. Rewrite in exponential form. log7(1/49)=-2
-27=1/49
72=1/49
7-2=1/49
71/49=-2
• Question 17
45 seconds
Q. Rewrite in logarithmic form. 70=1
log07=1
log70=1
log71=0
log17=0
• Question 18
60 seconds
Q. log41 =
0
1
4
DNE
• Question 19
60 seconds
Q. Evaluate.
log6(1/36)
2
1/2
-1/2
-2
• Question 20
60 seconds
Q. Evaluate:
log416