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Subjects
Mathematics State Board
Class 9
Real Numbers
Surds and its Basic Operations and Scientific Notation
4.
Multiple choice questions IV
Exercise condition:
2
m.
1
. If
9
x
=
9
2
3
, then \(x\) \(=\)
5
3
4
3
1
3
2
3
2
. The length and breadth of a rectangular plot are \(5 \times 10^5\) and \(4 \times 10^4\) metres respectively. Its area is ___________.
9
×
10
9
m
2
2
×
10
10
m
2
20
×
10
20
m
2
9
×
10
1
m
2
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