Question # 1

csc (2π - Θ), where Θ is a basic angle, will have terminal side in:

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quad. I

quad. II

quad. III

quad. IV

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10π

Conjugate of -3 -2 i is:

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3 + 2i

-3 + 2i

2 + 3i

-2 + 3i

Which one is a quadrant angle ?

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60°

180°

120°

30°

If f(x) = arccos x, then:

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The circum-radius R of a triangle is given by:

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7th term of G.P 3, 6, 12 ..... is:

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512

192

48

96

The graph of y = cos^-1 x is obtained by reflecting the graph of y = cos x about:

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x-axis

y-axis

y = x

y = -x

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

Synthetic division is a process of:

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division

subtraction

addition

multiplication

The identity element in a group is:

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unique

inifinite

both a and b

not possible

A declarative statement which is either true or false but not both is called:

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logic

proposition

induction

deduction

Inverse of an element in a group is:

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infinite

finite

unique

not possible

The probability that a number selected from the numbers 1, 2, 3, 4, 5, ......, 16 is a prime number is:

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A

B

The range of principal cosine function is:

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One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is:

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none of these

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

cos(tan^-1∞) =

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0

∞

1

The domain of principal cosine function is:

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