Question # 1

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1, 2, 3

1, 5, 9

2, 5, 8

3, 6, 9

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9

-9

0

1

The multiplicative inverse of 1 is

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1

-1

0

Does not exist

The solution set of the equation tan^-1x - cot^-1x = cos^-1(2 - x) is

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[0, 1]

[-1, 1]

[1, 3]

None of these

If Projvu = Projuv, then

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Uand vare parallel

|u|=|v|

Uandvre perpendicular

One ofuorv

3/2 is

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An irrational number

Whole number

A positive integer

A rational number

The distance of point P(x,y) from focus in a parabola

y² =4ax, is:

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2a

a

x + a

x-a

If the points (a,2b):(c,a+b):(2c-a,h) lie on the same line then

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h=2a

h=a+b

h=ab

h=ac

sin(180° -θ)=

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cosθ

-cosθ

Tanθ

Sinθ

Which of the following is not a quadrantal angle

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90°

100°

180°

270°

For a set A, A∪Ac= ---------------------

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A

∅

Ac

U

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