WorksheetsSolving Exponential and Log Equations
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Solve.
log2(1-4x) = log2(2x+43)
a)
7
b)
-7
c)
7, -7
d)
No solution
2.
Solve.
2logx - log4 = 1
a)
2√10
b)
-2√10
c)
-10√2
d)
2√10, -2√10
3.
Solve.
3^x = 16
(there are multiple answers)
a)
1/8
b)
log3 16
c)
log16/log3
d)
log16 3
4.
log10 = 1
a)
True
b)
False
5.
Log10 equals to 10 as to ln equals to loge
a)
True
b)
False
6.
e is approximately...
a)
3.14
b)
2.561
c)
41.14
d)
2.71
7.
Which of the following are equal to 3^x = 16?
a)
log3 16 = x
b)
log16/log3
c)
16 = 3^x
d)
All of the above
8.
If the bases are the same on a two-sided equation, the powers cannot be added.
a)
True
b)
False
9.
Solve.
e^x+3 = 8
a)
-log3 + 8
b)
ln8+3
c)
-3log - 8
d)
-3 + ln8
10.
Solve.
2log3 x -log3(x-2) = 2
a)
3,6,9
b)
3,6
c)
3
d)
-6
100 %
