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WorksheetsFST 9.2 HW - Expo/Logs
Total questions: 21
Worksheet time: 5hrs 15mins
Name
Class
Date
1.
32 = 9
a)
log 3 2 = 9
b)
log 9 3 = 2
c)
log 3 9 = 2
d)
log 2 9 = 3
2.
25 = 32
a)
log 5 32 = 2
b)
log 2 32 = 5
c)
log 32 5 = 2
d)
log 2 5 = 32
3.
7x = 13
a)
log 7 x = 13
b)
log 13 x = 7
c)
log 7 13 = x
d)
log x 7 = 13
4.
bk = m
a)
log b m = k
b)
log m k = b
c)
log b k = m
d)
log k m = b
5.
Solve for n:
23n = 4
23n = 4
a)
2
b)
3
c)
2/3
d)
4
6.
Change to Exponential Form:
log636 = 2
log636 = 2
a)
26=36
b)
62=36
c)
362=6
d)
366=2
7.
Solve the following for 'x';
log6(3x - 2) = log6(5x - 8)
log6(3x - 2) = log6(5x - 8)
a)
x = 3
b)
x = 2
c)
x = -1
d)
No Solution
8.
Rewrite logpt = m in exponential form.
a)
pt = m
b)
tm = p
c)
mt = p
d)
pm = t
9.
Convert log(x)=5 to exponential form
a)
15=x
b)
10x=5
c)
x5=10
d)
105=x
10.
Convert 6(x+2)=216 to logarithmic form
a)
log216(x+2)=6
b)
log6(x+2)=216
c)
log6(216)=x+2
d)
log(x+2)(216)=6
11.
Convert log8(x+2)=3 to exponential form.
a)
8(x+2)=3
b)
3(x+2)=8
c)
83=x+2
d)
38=x+2
12.
4x−1=26
a)
5
b)
-4
c)
2
d)
4
13.
9x−2=1
a)
No Solution
b)
2
c)
-2
d)
All Real Numbers
14.
Solve the exponential function: 5x + 7 = 32
a)
x = 25
b)
x = 6
c)
x = 9
d)
x = 2
15.
Use a LOG to solve the exponential function.
2x-1 + 5 = 20
2x-1 + 5 = 20
a)
x = 3.91
b)
x = -0.46
c)
x = 4.91
d)
x = 5.31
16.
Solve the logarithmic function:
log7 (5x - 8) = log7 (2x + 10)
a)
x = -3
b)
x = 6
c)
x = No solution
d)
x = 4
17.
Solve the logarithmic function: log3(x + 5) = 2
a)
x = 14
b)
x = 4
c)
x = 11
d)
x = 6
18.
Solve the logarithmic function: log48x = 3
a)
x = 16
b)
x = 2
c)
x = 4
d)
x = 8
19.
log5(3x + 3) = log5(2x + 8)
a)
x = -4
b)
x = 5
c)
x = 1
d)
x= No solution
20.
Rewrite the equation in exponential form:
logvn = a
logvn = a
a)
va = n
b)
na = v
c)
vn = a
d)
an = v
21.
Find the solution for X.
log2(x−1)=4
a)
x = 16
b)
x = 17
c)
x = -1
d)
x = 9
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