Question # 1

The formula an = arn-1represents

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nth term of G.P

Sum of the first n terms

G.M between a and b

None of these

The set { {a, b} } is

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Infinite set

Singleton set

Two points set

Empty set

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Multiplicative inverse of 0 is

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0

1

+-1

Does not exist

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I quadrant

II quadrant

III quadrant

IV quadrant

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cos 2x + c

- cos 2x + c

tan 2x + c

cot 2x + c

The coordinates of a point P(x,y) referred to XY-system are

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(x+y,y+k)

(x-h,y-k)

(x,y)

(x-h,y-k)

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Which conjunction is not true ?

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A diagonal matrix is always

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Identity

Triangular

Scalar

Non-singular

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3

1

4

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7

5

6

None of these

The series obtained by adding the terms of a geometric sequence is called

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Infinite series

Arithmetic series

Geometric series

Harmonic series

If a variable y dependents on a variable x in such a way that each value of x determines exactly one value of y, then we say that

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x is function of y

y is a function of x

y is independent variable

x is real valued function

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A quadratic equation has two

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roots

degree

variables

constants

√11 is

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an irrational number

Rational number

odd number

Negative number

If y=sin(ax+b) then y4=________:

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sin4(ax+b)

a4sin(ax+b)

a4cos(ax+b)

None of these

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The exact degree value of the function sin-1( -√3/2) is

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70^ο

50^ο

90^ο

60^ο

The point which is closet to the focus of a parabola is:

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vertex

Chord

Focus

Directix

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y : x

x : y

-y : x

-x : y

If A and B are two sets then intersection of A and B is denoted by

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The matrix A = [aij]1xn is a

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Vector

Rectangular matrix

Column vector

Square matrix

x²+ x - 5 = 0 is

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A polynomial

An inequality

An identity

None

The third term of a G.P. is the square of first term. If the second term is 8, then the 6th term is

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120

124

128

132

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0

1

2

4

f(x)g(x)- ∫g(x) f′(x) dx is equal to

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∫f(x)g′(x)dx

∫f′(x)g(x)dx

∫f′(x)g(x)′dx

∫f(x)g(x)dx

If the lower limit of an integral is a constant and the upper limit is a variable, then the integral is a

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Constant function

Variable value

Function of upper limit

All

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