Question # 1

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archimedean property

transitive property

multiplicative property

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

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

Which of the following is correct:

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2 + 7i > 10 + i

1 + i > 1 - i

4 + 3i > 1 + 3i

none of these

The set of negative integers is closed with respect to:

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addition

multiplication

both (a) and (b)

subtraction

Multiplicative inverse of -i is:

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i

-i

1

-1

π, e are:

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integers

natural numbers

rationalnumbers

irrationalnumbers

i² + 1 =

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-1

0

i

1

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0

i

-i

1

The identity element with respect to addition is:

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0

1

-1

0 and 1

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closureproperty

associativeproperty

commutativeproperty

trichotomyproperty

The ordered pairs (2, 5) and (5, 2) are:

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not equal

equal

disjoint

empty

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

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a

b

bi

none of these

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cancellation property w.r.t multiplication

cancellationproperty w.r.t addition

multiplicativeproperty

additiveproperty

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real numbers

complexnumbers

primenumbers

oddnumbers

The multiplicative identity of real numbers is:

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0

1

2

-1

Modulus of 15 i + 20 is:

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20

15

25

none of the above

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closure property w.r.t multiplication

commutativeproperty w.r.t multiplication

associativeproperty w.r.t multiplication

trichotomy property

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rationalnumber

irrationalnumber

naturalnumber

wholenumber

Zero is:

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a natural number

a whole number

a positive integer

a negativeinteger

The additive inverse of a real number is a:

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0

-a

a

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