Question # 1

Which of the following is the definition of singleton

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The objects in a set

A set having no element

A set having no subset

None of these

Each point of the feasible region is called

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Solution

feasible solution

Both a & b

None

5 unbiased coins coins are tossed simultaneously. The probability of getting at least one head is

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1 / 32

31 / 32

1 / 16

None of these

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2x + 3

x²+ 3 + c

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A line joining two distinct points on a parabola is called

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Axis

Directrix

Chord

Tangent

Cos^-1 12/13 =

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tan^-1 3/5

cot^-1 13/12

Sec^-1 13/12

sin^-1 5/13

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2s²

2s³

s³

3s³

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1

0

-1

2

The equation |x +4| = x has solution

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x = -2

x = 2

x = -4

x = 4

Find the next two terms of 7, 9, 12, 16,...

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18, 20

19, 22

20, 25

21, 27

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