Question # 1

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real numbers

complexnumbers

primenumbers

oddnumbers

Division of a natural number by another natural number gives:

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always a natural number

always an integer

always a rationalnumber

always an irrational number

The set of negative integers is closed with respect to:

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addition

multiplication

both (a) and (b)

subtraction

The real part of the complex number a + bi is:

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b

-b

a

-a

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Additive property

Multiplicativeproperty

Reflexiveproperty

Transitive property

If z = x + i y = r (cos Θ + i sin Θ), then arg z is:

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tan Θ

cos²Θ + sin²Θ

r

Θ

Conjugate of a- i b is:

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b + ia

-a + ib

-a - ib

a + ib

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z is purely real

z is any complex number

z is purely imaginary

real part of z = imaginary part of z

Every real number is also a/an:

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integer

rational number

irrationalnumber

complexnumber

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archimedean property

transitive property

multiplicative property

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Mathematics Fsc Part 1 Chapter 1 Online Test MCQs With Answers

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