Question # 1

Which of the following is not defined?

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Arcsin 1/9

ArcCos (-4/3)

Arctan 11/12

Arccot (-4)

The set of complex numbers forms a group under the binary operation of

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0

±1

1

{0,1}

The sum of the interior angles for a 16 sided polygon is

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0

ω

1

1 / ω

If the order of A is n x m. Then order of kA is

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Forms a group

Does not form a group

Contains no additive identity

Contains no additive inverse

Corola available in 5 models 8 colours and 3 sizes how many Corola must a local dealer have no hand in order to have one of each kind avialable?

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24

120

16

39

Given eight points in a plane no three of which are collinear how many lines do the points determine?

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16

64

28

36

In the figure angle A is =

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15

60

90

20

r + 3 > 5 then which is true

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r + 2 > 4

r + 2 < 4

r + 2 + 4

None

The sum of the series 1+5+9+13+17+21+25+29 is:

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10 cm

20 cm

30 cm

40 cm

The conic is a parabola if

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e <1

e > 1

e = 1

e = 0

Sum of integers starting from to n is

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n(n+1)/4

n(n+1)/6

n(n+1)/2

n(n-1)/2

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