Question # 1

The distance of the point (-2 , 3) from y-axis is

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2

-2

3

1

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The set of rationals numbers between 0 and I is

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Finite

Null set

Infinite

None of these

Optimize means ______ a quantity under certain constraints

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Minimize

Maximize

Maximize or minimize

None of these

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1

2

3

4

A Geometric Series is divergent only if

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|r|>1

|r|≥1

|r|=1

None of these

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The condition for polynomial equation ax2 + bx + c = 0 to be quadratic is

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a > 0

a < 0

a≠ 0

a≠ 0,b ≠ 0

If a₁= a₂= 2, a_n= a_n-1- 1 (n > 2), then a₅is

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1

0

-1

-2

The√ is used for the

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Positive square root

Negative square root

+ve and -ve square root

Whole number

i =

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√1

√2

√-2

√-1

Domain of cosθis

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Set of odd numbers

Set of integers

Set of real numbers

Set of complex numbers

If x, y, z are the pth, qth, rth terms of an A.P. and also of G.P., then x^y-z. y^z-x. z^x-yeqals

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xyz

0

1

None of these

Range of sec x is ______

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[-1, 1]

R

Negative real numbers

R = {x | -1 < x < 1}

2x = 3 is a conditional equation it is true for

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2

3

3/2

2/3

(A ∩ B)c =

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A∩ B

(A ∪ B)c

Ac∪Bc

Φ

The equation ax²+ 2hxy + by²+2gx + 2fy + c =0 represents an ellipse if

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A key ring is an example of

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Permutation

Circular permutation

Combination

None

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A

-A

A^t

A^-

Empty set is

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Not the member of real numbers

Infinite set

Finite set

Not subset of every set

The distance of the point (-2 , -3) from y-axis is

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2

-2

3

-3

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5x^{4 + c}

1/6 x⁶+ c

5x²+ c

1/5 x⁶+ c

The sum of n terms of a series is denoted by

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d

n

S_n

a_n

If c is a constant number and if f is the function defined by the equation f(x) =c for all values of x, then f is differentiable at every x and f is defined by the equation f(x)

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f

1

C

0

If D = {a} , the P(D) =

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{a}

∅

{∅,{a}}

{∅,a}

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If a force F = 2i + j +3k acts at point (1,-2,2) of a body then the moment of F about a pint lying on the line of action of the force is

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5

Equal to the moment of the force about origin

0

Cannot be found

Cofactor of an element aij denoted by Aij is

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(-2)i+j

Mij

(-1)i+j Mij

None of above

If a polynomial p(x) is divided by x-c, then the remainder is

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p(x)

x-c

c

P(c)

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