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11th Class Part 1 Mathematics Chapter 1 Test Online MCQs With Answers
Question # 1
The imaginary part of the complex number a + bi is:
Choose an answer
a
b
bi
none of these
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Question # 2
The identity element with respect to addition is:
Choose an answer
0
1
-1
0 and 1
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Question # 3
Irrational numbers are:
Choose an answer
terminating decimals
non-terminating decimals
non-terminating, repeating decimals
non-terminating, non repeating
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Question # 4
π is defined as:
Choose an answer
ration of diameter of a circle to its circumference
ration of the circumference of a circle to its diameter
ration of area of a circle to its circumference
ration of the circumference of a circle to its area
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Question # 5
Choose an answer
integer
rationalnumber
irrationalnumber
naturalnumber
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Question # 6
Factors of x
^{2}
+ y
^{2}
are:
Choose an answer
(x + iy) (x - iy)
(x + y) (x - y)
(x + y) (x + y)
none
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Question # 7
Which of the following is correct:
Choose an answer
2 + 7i > 10 + i
1 + i > 1 - i
4 + 3i > 1 + 3i
none of these
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Question # 8
Conjugate of complex number (-a, -b) is:
Choose an answer
(-a, b)
(-a, -b)
(a, -b)
none of these
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Question # 9
i
^{2}
+ 1 =
Choose an answer
-1
0
i
1
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Question # 10
Choose an answer
real numbers
complexnumbers
primenumbers
oddnumbers
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