Question # 1

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The n numbers A₁,A₂,A₃,.....A_nare called an arithmetic means between a and b if a.A₁,A₂,A₃.....A_n, b is ______

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An arithmetic series

An arithmetic sequence

A geometric sequence

A harmonic sequence

Period of sin x is

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π/ 2

π/ 3

π/ 4

π

The coefficient of the third term of (8a-b)^1/3, after simplification is

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-228

1/288

1/220

-1/177

There are 16 point in a plane, in which 6 are collinear. how many lines can be drawn by joining these points?

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10

66

71

106

∫f(x) is known as:

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Definite itegral

Indefinite integral

Fixed integral

Multiple integral

The solution of equation x2 + 2 = 0 in the set of real number is

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Infinite set

Singleton set

Null set

None of these

(A∪B)∪C= --------------------------

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A∩B(B∪C)

A∪(B∪C)

A∪(B∩C)

None of these

The solution set of the equation 1 + Cos x = 0 is __________

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none of these

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2 x 2

2 x 3

3 x 2

3 x 3

Which shape of the following objects are approximately parabolic ares?

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Light reflectors

Force

Weight of the pendul

None of these

A triangle which is not right angle is called ______ triangle

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acute

Obtuse

Right

Oblique

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A,. B, C are coincident

A, B, C are collinear

Both A and B

None of these

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1

-1

0

I

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The central angle of an arc of a circle whose length is equal to the radius of the circle is called the

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degree

radian

minute

second

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cos 2x

2 cos 2x

2 sin2x

-2 cos2x

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-1

0

1

undefined

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0

-1

1

2

The general term of a sequence is denoted by

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a₁

a_n

n

s_n

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1

2

3

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0

U

u/2

log u

A disjunction of two statement p and q is true

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p is false

q is false

Both p and q are false

One of p and q is true

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3/4

r

v

None of these

The constant distance of all points of the circle from its centre is called the

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radius of the circle

secant of the circle

chord of the circle

diameter of the circle

If Sin A = sin B, cos A = cos B, then the value of A in terms of B is

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c/a

-c/a

b/a

-b/a

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15

15 i

-15 i

-15

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