Question # 1

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

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2

-2

3

-3

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1

0

-1

2

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6x - 2 + c

x³- x²+ x + c

6x - x²+ c

6x³- x²+ c

ab > 0 and a > 0 then

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a > b

a < b

a = b

None

The set {-1, 1} is closed under the binary operation of

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Addition

Multiplication

Subtraction

Division

For f(x) = x² + px +1, if f(3) = 3 then P =

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3/7

-2/5

-7/5

-7/3

p, q, r and s are integers. If the A.M. of the roots of x2- px + q2= 0 and G.M. of the roots of x2- rx + s2= 0 are equal, then

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q is an odd integer

r is an even integer

p is an even integer

s is an odd integer

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Both the roots of the equation (x - b) (x - c) + (x - c)(x - a) + (x - a)(x - b) = 0 are always

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Positive

Negative

Real

None of these

{x|x∈R∧x≠x} is a

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Infinite set

Null set

Finite set

None of these

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I quadrant

II quadrant

III quadrant

IV quadrant

The square matrix A is skew Hermitian when (A)'=

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A

A'

-A

A

Cos (cos4π/3)=

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π/2

π/3

2π/3

-π/3

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cos 2x

2 cos 2x

2 sin2x

-2 cos2x

Number of conics is

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1

3

2

4

If three unequal numbers p, q, r are in H.P. and their squares are in A.P., then the ration p : q : r is

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none of these

P∉ A means

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Pis subset of A

Pis an element of A

P does not belongs to A

A does not element of P

If P, Q, R be the A.M., G.M., H.M. respectively between any two rational numbers a and b, then P - Q is

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The point _________ is in the solution of the inequality 2x + 3y < 5

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(1,1)

(2,2)

(0,1)

(0,2)

3, 6, 12,.... is

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A.P

G.P.

H.P.

None of these

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1

0

-2

3

Minor of an element a_ijis denoted by

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M_ij

A_ij

|A|

None of these

Out of 10, 000 families with 4 children each, the number of families all of whose children are daughters is

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375

500

625

150

The equation of the chord of the circle x²+ y²- 4x = 0 whose mid-point is (1, 0) is

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y = 2

y = 1

x = 2

x = 1

If k2x2 +2hxy- 4y2 =0 represents two perpendicular lines then

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k = 2

k = ±2

k = -2

k ≠0

The domain the function : f(x) = x² is given by

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R

Set of all non-negative Real numbers

R^-1

None of these

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If cos (2 sin-1 x) = 1/9 , then what is the value of x?

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1/3

-2/3

2/3

2/3 , -2/3

Period of Tangent function is

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0°

-π

π

2π

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