Question # 1

Conjugate of a- i b is:

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b + ia

-a + ib

-a - ib

a + ib

Product of a complex number and its conjugate is:

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a real number

irrationalnumber

a complexnumber

either real number or complexnumber

The multiplicative identity of real numbers is:

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0

1

2

-1

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Additive property

Multiplicativeproperty

Reflexiveproperty

Transitive property

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x = 0, y = 0

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closureproperty

associativeproperty

commutativeproperty

trichotomyproperty

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closure property w.r.t multiplication

commutativeproperty w.r.t multiplication

associativeproperty w.r.t multiplication

trichotomy property

Every real number is also a/an:

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integer

rational number

irrationalnumber

complexnumber

The identity element with respect to addition is:

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0

1

-1

0 and 1

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11th Class FA Mathematics Chapter 1 Test Online MCQs With Answers

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