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9th Class Mathematics Chapter 4 Algebraic expressions and algebraic formulas English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
(a+b)
2
+(a-b)
2
=
Choose an answer
4ab
a+b
2(a
2
+b
2
)
ab
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Question # 2
The product of the conjugate surds is ________ number:
Choose an answer
Irrational
Rational
Surd
None of these
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Question # 3
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LCM
HCF
Addition
Multiplication
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Question # 4
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Question # 5
If a+b = 7 and a-b = 3 then value of ab is:
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10
58
29
40
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Question # 6
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Necesarily
Not necessarily
Must be
None of these
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Question # 7
Similar surds means, surds having ________ irrational factors:
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Same
Different
One
No
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Question # 8
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(x-y)
2
x-y
1
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Question # 9
Polynomial behave like ____________:
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Integers
Natural numbers
Prime numbers
None of these
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Question # 10
Every irrational number is _________
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Surd
Not a surd
Rotional
Whole number
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Question # 11
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Question # 12
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1
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Question # 13
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Question # 14
An _________ is that in which constants or variable or both are combined by basic operation:
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Matrix
Algebraic expression
Logarithm
Complex number
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Question # 15
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Question # 16
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Subtraction
Addition
Division
Multiplication
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