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WorksheetsMathematics Form 3- Indices
Total questions: 15
Worksheet time: 22mins
Name
Class
Date
1.
What is the correct law for multiplication? am x an =
a)
am+n
b)
am + an
c)
amxn
d)
amn
2.
What is the correct law for division? am ÷ an =
a)
am-n
b)
am - an
c)
am÷n
d)
am/n
3.
What is the correct law for powers of powers? (am)n =
a)
amxn
b)
am+n
c)
am x an
d)
amen
4.
Write 62 x 63 as a single power
a)
7776
b)
66
c)
65
d)
365
5.
Write 95 ÷ 93 as a single power
a)
92
b)
98
c)
915
6.
a7×a4÷a5
a)
a7
b)
a6
c)
a4
d)
a11
7.
Simplify 40
a)
1
b)
4
c)
0
8.
2m5n3 ÷ 3m2n
a)
2/3 m5n2
b)
2/3 m3n2
c)
6 m3n2
d)
2/3 m2n3
9.
a×a8
a)
a8
b)
2a8
c)
a9
d)
2a9
10.
Simplify 5-2
a)
-10
b)
1/25
c)
1/(5)2
d)
-1/10
11.
Simplify: χ3 ÷ χ2
a)
χ
b)
χ5
c)
χ6
d)
χ-1
e)
1/χ
12.
Write (47 x 43) ∕ 44 as a single power
a)
414
b)
41
c)
48
d)
46
13.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
14.
Find a-80 ÷ a8
a)
a-88
b)
a10
c)
a88
d)
a-72
15.
Calculate 11a5 x 8a7
a)
88a12
b)
88a35
c)
19a12
d)
19a35
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