Question # 1

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0

1

-1

none of these

The set of integer is

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Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

Roots of the equation x²- x = 2 are

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{2, -1}

{1, 0}

{2, 1}

{-2, 1}

Cofactor of an element aij denoted by Aij is

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(-2)i+j

Mij

(-1)i+j Mij

None of above

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π / 4

π / 6

π / 3

0

The equation of a line parallel to the tangent to the circle x²+ y²= 16 at the point (2, 3) and passing thro' the origin is

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2x + 3y = 0

2x - 3y = 0

3x + 2y = 0

3x - 2y = 0

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2x

3x²

1

0

Every real number is

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a positive integer

a rational number

a negative integer

a complex number

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sin h x

cos h x

tan h x

cot h x

The symbol of irrational is

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W

N

Q

Q'

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0

1

-1

2

Every relation, which can be represented by a linear equation in two variables, represents a

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Relation

Cartesian product

Function

Graph

A non-homogeneous linear system AX = B has no solution if

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|A| = 0

|A|≠ 0

Rank (a) = no of variables

Rank > no of variables

If t is the parameter for one end of a focal chord of the parabola y²= 4ax, then its length is

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The parametric equations of a circle are

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1

-i

i

0

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For any equilateral r :R :η :r1 :r2 :r3 =

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1:2:3:4:5

1:2:3:3:3

1:2:4:4:4

2:1 :2 :2 :2

Two circles are said to be concentric if they have

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same radius

same chord

same centre

same diameter

If x - 2 is a factor of ax2- 12x + a = 2a, then a = ______

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-5

5

0

1

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1

0

In ladder leaning against a vertical well makes an angle of 24^𝜊with the wall, Its foot is 5m from the wall, its length is

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5.47m

2m

7m

6.29m

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The complement of set A relative to universal set U is the set

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The angle of elevation of the tops of two towers at the middle point of the line joining the foots of the tower are 60^οand 30^οrespectively. The the ratio of the heghts of the tower is

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2 : 1

3 : 1

1 : 2

1 : 3

A triangle has ____ elements

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3

4

5

6

Circumcentre of the triangle, whose vertices are (0, 0), (6, 0) and (0, 4) is

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(2, 0)

(3, 0)

(0, 3)

(3, 2)

The remove the term involving xy, from 7x2 -6√3xy+ 13y2 -16 =0 the angel of rotation is

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θ = 30°

θ = 45°

θ = 60°

θ = 75°

∫f(x) is known as:

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Definite itegral

Indefinite integral

Fixed integral

Multiple integral

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