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Online Tests
Mathematics 9th Class English Medium Unit 2 Online Test MCQs With Answers
Question # 1
Choose an answer
5/4
4/5
-5/4
-4/5
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Question # 2
The value i
10
Choose an answer
1
-1
i
-i
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Question # 3
A non-terminating, non-recurring decimal represents:
Choose an answer
A natural number
A rational number
An Irrational number
Prime number
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Question # 4
Choose an answer
a = Im
a = Re(z)
a = Natural number
None of these
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Question # 5
If a, b
∈
R then only one oaf a = b or a<b or a>b holds is called:
Choose an answer
Trichotomy Property
Transitive Property
Additive Property
Multiplicative Property
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Question # 6
Symbol "For all" is used:
Choose an answer
A
Ɐ
gama
D
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Question # 7
Every real number is:
Choose an answer
a Positive integer
a rational number
a negative integer
a complex number
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Question # 8
If Z
1
= Z
2
then Z
2
= Z
1
this property is known as _______ property:
Choose an answer
Reflexive
Symmetric
Transitive
Closure
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Question # 9
Set of Real numbers =
Choose an answer
Q
Q'
Q
Ⴖ
Q'
QUQ'
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Question # 10
Conjugate of real number is:
Choose an answer
Pure imaginary
Real
Complex
None
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Question # 11
If Z < 0 then x < y
→
Choose an answer
xz < yz
xz > yz
xz = yz
None of these
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Question # 12
In Z = a + bi, a is called ______ part of Z.
Choose an answer
Real
Imaginary
Whole
None
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Question # 13
The real numbers are represented geometrically by points on _________,
Choose an answer
Plane
Line
Space
None
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Question # 14
Real part of 2ab ( i + i
2
) is:
Choose an answer
2ab
-2ab
2abi
-2abi
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Question # 15
a
m
.a
n
= a
m+n
is ________ law of exponents.
Choose an answer
Sum of powers
Power of fraction
Power of power
Law of quotient
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Question # 16
Which of the following sets have the Closure Property w.r.t addition.
Choose an answer
{0}
{0, -1}
{0,1}
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