Question # 1

If a set is described by listing its elements within brackets is called:

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set builder notation

tabular form

descriptive method

none of these

What is the common difference of the sequence 11, 5, -1, ......... ?

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6

-6

none of the foregoing numbers

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scalar matrix

diagonalmatrix

lower triangularmatrix

upper triangularmatrix

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

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(-a, b)

(-a, -b)

(a, -b)

none of these

Solution set of the equation x² - 3x + 2 = 0 is

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{-1, 2}

{1, -2}

{-1, -2}

{1, 2}

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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 value of ⁵C₂ is:

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1

10

20

30

sin (Θ - π) =

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Probability of a certain event is:

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0

1

>1

∞

Sum of all odd numbers between 100 and 200 is:

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6200

6500

3750

7500

Conjugate of a- i b is:

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b + ia

-a + ib

-a - ib

a + ib

Conjugate of -3 -2 i is:

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3 + 2i

-3 + 2i

2 + 3i

-2 + 3i

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9

-9

-6

none

The quadrant of an angle Θ is determined by its:

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sign

value

ratio

magnitude

No. of arrangements of the letters of the word PAKISTAN can be made, taken all together ?

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21160

20160

20170

20016

The period of 2 + cos 3x is:

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tan (α+ß) =

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The trivial solution of the homogeneous linear equations is:

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(1, 0, 0)

(0, 1, 0)

(0, 0, 1)

(0, 0, 0)

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

The sum of 10 A.Ms between 3 and 47 is:

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50

250

100

500

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