Question # 1

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sin 2x + c

-sin 2x + c

Range of sec x is ______

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[-1, 1]

R

Negative real numbers

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

What is the period of cos 6x =?

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π/2

π/3

π/4

π

1,1/3,1/5,1/7,1/9..... is a

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geometric sequence

finite sequence

infinite sequence

arithmetic series

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The direction cosines of a line equally inclined with co-ordinate axes are

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The set { {a,b} } is

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Infinite set

Singleton set

Two points set

Empty set

√11 is

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an irrational number

Rational number

odd number

Negative number

What is the circular measure of the angles between the hands of which at 4 o clock

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π/6

3π/2

π/4

2π/3

Two coins are tossed twice each. The probability that the head appears on the first toss and the same forces appear in the two tosses is

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1/4

1/2

1/3

1/7

The set of ordered pairs (x,y) such that ax+ by < c, and (x,y) such that ax + by>0, are called

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Linear Inequalities

Feasible regions

Half planes

Boundary

The order of the matrix [1 2 3] is

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1 x 1

3 x 3

3 x 1

1 x 3

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Symmetric property

Cancellation property w.r.t. multiplication

Reflexive property

Transitive property

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Associative law of addition

Commutative law of addition

Additive identity

Closure law of addition

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0

-1

1/2

1

The area between the x-axis and the curve y = x² + 1 from x = 1 to 2 is:

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15/6

15/4

10/4

10/3

For all points (x,y) on x-axis

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x is positive

x is negative

y = 0

y is negative

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quadrant I

quadrant II

quadrant III

quadrant IV

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perpendicular vectors

concurrent vectors

parallel vectors

none of these

Which element is the additive inverse of (a, b) in Complex numbers?

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(a, 0)

(0, b)

(a, b)

(-a, -b)

For the parabola the line through focus and perpendicular to the directrix is called

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Tangent

Vertex

Axis

None

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0

1

2

3

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The point of concurrency of the medians of a triangle is called

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incentre

circumcentre

e-centre

centroid

The roots of the equation 4x - 3.2x+2 + 32 = 0 would include

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1 and 3

1 and 4

1 and 2

2 and 3

Domain of 2 cos x is ______

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[-2, 2]

R

Negative real numbers

None of these

Sin h^-1x = _________

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The angle between lines xy =0 is

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45°

60°

90°

180°

If ∀a,b ε R,then a +b ε R is a property

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Closure law of addition

Associative law of addition

Additive inverse

Additive identity

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