Question # 1

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

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

Conjugate of -3 -2 i is:

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3 + 2i

-3 + 2i

2 + 3i

-2 + 3i

Every real number is also a/an:

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integer

rational number

irrationalnumber

complexnumber

Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

Conjugate of a + i b is:

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-a + ib

a + ib

-a - ib

a - ib

The multiplicative invers of a non-zero real number a is:

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0

-a

a

π, e are:

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integers

natural numbers

rationalnumbers

irrationalnumbers

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closureproperty

associativeproperty

commutativeproperty

trichotomyproperty

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

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