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Online Tests
Mathematics 9th Class English Medium Unit 6 Online Test MCQs With Answers
Question # 1
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Question # 2
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Question # 3
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 # 4
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 # 5
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 # 6
If two are more algebraic expression are given then their common factors of highest power is called of the expressions:
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LCM
HCF
Multiplication
Square root
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Question # 7
LCM of a
2
+b
2
and a
4
-b
4
is:
Choose an answer
a
2
+b
2
a
2
-b
2
a
4
-b
4
a-b
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Question # 8
The square root of (4x2-12x+9):
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(2x+3)
(2x-3)
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Question # 9
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Question # 10
HCF of x
2
+3x+2, x
2
+4x+3 and x
2
+5x+4 is:
Choose an answer
x+1
(x+1)(x+2)
(x+3)
(x+4)(x+1)
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Question # 11
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 # 12
What should be added to complete the square of x
4
+64 _______ :
Choose an answer
8x
2
-8x
2
16x
2
4x
2
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