Question # 1

The position vector of the point P(a, b, c) is

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Additive inverse of -a -b is

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a

-a + b

a - b

a + b

A chord passing through the centre of the circle is called

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the secant of the circle

the tangent of the circle

the arc of the circle

the diameter of the circle

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A rational number

A irrational number

An even integer

A factor of 36

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12

13

14

15

The order of the matrix [1 2 3] is

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1 x 1

3 x 3

3 x 1

1 x 3

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A onto B

both a & c

A into B

none of these

Cos 60° = ______

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1

2

1/2

3

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1

0

The number of x-intercepts of y= sin x in his period

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0

1

2

3

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0

1

-1

None

If α and β be irrational roots of a quadratic equation, then

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α = b/a and β = ca

α = a/b and β = -c/a

α² + β² = 1

α = -b/a and β= c/a

The nth term of A,P:1,5,9,15...........is given by

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4n - 3

4n + 1

3n -4

4n +3

The end points of the major axis of the ellipse are called its

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foci

Vertices

Co-vertices

eccentricity

The equation of the line with gradient 1 passing through the point (h,k) is

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Y = x+ k-h

Y = k/hx +1

Y = x + h -l

Ky = hx =1

The difference of two consecutive terms of an A.P is called

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Zero

One

Four

Infinite

Sin^-1 (-x) =

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Cos^-1 1/x

-Sin^-1 X

1/sin-1x

Sin^-1 1/x

If Z₁ = √-36, Z₂=√-25, Z₃= √-16, then what is the sum of Z₁, Z₂ and Z₃ ?

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√3 I

√7

-2-1

√5

Which of the following is solution of Tan² x = 1/3

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7π/6

5π/6

π/6

All

Cot 360° =______.

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Undefined

0.707

-0.5

0

The average of first 100 integers is=

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50 1/2

25 1/4

100

5050

There are 30 Red balls and 25 Green balls in a bag of a ball is drawn from the bag randomly what is the probability that a Blue ball comes out?

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1

0.5

0

None

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