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9th Class Mathematics Chapter 6 Algebraic manipulation English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
H.C.F of x
2
-4 and 2x
2
+x-6:
Choose an answer
(x-2)
(x+2)
(2x-3)
(x+2)(2x-3)
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Question # 2
We can find square root by the method
Choose an answer
By factorization
By division
Both a and b
None
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Question # 3
To find HCF, we use following method:
Choose an answer
By factorization
By division
Both a and b
None
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Question # 4
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Question # 5
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Question # 6
HCF of 5x
2
y
2
and 20x
3
y
3
is:
Choose an answer
5x
2
y
2
20x
3
y
3
10x
5
y
5
5xy
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Question # 7
H.C.F of x-2 and x
2
+x-6 is _______:
Choose an answer
x
2
+x-6
x+3
x-2
x+2
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Question # 8
HCF of x
2
-5x+6 and x
2
-x-6 is:
Choose an answer
x-3
x+2
x
2
-4
x-2
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Question # 9
Choose an answer
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Question # 10
HCF of a
2
-b
2
and a
3
-b
3
is:
Choose an answer
a-b
a+b
a
2
=ab+b
2
a
2
-ab+b
2
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Question # 11
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Question # 12
HCF of x-2 and x+x-6 is:
Choose an answer
x
2
+x-6
x+3
x-2
x+2
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Question # 13
The square root of (4x2-12x+9):
Choose an answer
(2x+3)
(2x-3)
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Question # 14
HCF of a
3
+b
3
and a
2
-ab+b
2
is:
Choose an answer
a+b
a
2
-ab+b
2
(a-b)
2
a
2
+b
2
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Question # 15
H.C.F of 39x
7
y
3
z and 91x
5
y
6
z
7
is:
Choose an answer
13x
7
y
6
z
2
13x
5
y
3
z
91x
5
y
6
z
2
91x
5
y
3
z
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