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Indices & Logarithm -ADDMINDS

Total questions: 10

Worksheet time: 16mins

Name
Class
Date
1.
Rewrite as a single log: 4 log g - 2 log h
a)
log (4g/2h)
b)
log (g4/h2)
c)
log (g4 - h2)
d)
log (2gh)
2.
4(x-2)= 64(x+1)
a)
-2/5
b)
-5/2
c)
7/2
d)
2/7
3.
38 x 3x = 312
Find the value of x?
a)
1.5
b)
2
c)
4
d)
6
4.
Rewrite as a single log: 4 log g - 2 log h
a)
log (4g/2h)
b)
log (g4/h2)
c)
log (g4 - h2)
d)
log (2gh)
5.
Solve the equation.
4x+1 = 82x–3
a)
x = –7/4
b)
x = –4/11
c)
x = 11/4
d)
x = 7/11
6.
a)
A
b)
B
c)
C
d)
D
7.
a)
A
b)
B
c)
C
d)
D
8.
log2(x + 5) = 3
Find x?
a)
3
b)
4
c)
5
d)
6
9.
Solve log5(4x-7) =log5(x+5).
a)
x=4
b)
x=-4
c)
x=3
d)
x=-2
10.
Simplify log443x
a)
3x
b)
3
c)
4
d)
43x