Question # 1

-2, 1, 4, 7,.... is ______

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Harmonic sequence

Arithmetic sequence

Geometric sequence

Arithmetic series

The lotus of intersection of perpendicular tangents to the parabola y² = 4ax is:

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Axis of the parabola

Focal chord of the parabos

The tangent at vertex of the parabola

a directrix of the parabola

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∀a,b ε R, ab = be is a

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Commutative law of multiplication

Closure law of multiplication

Associative law of multiplication

Multiplicative identity

An equation in which at least one term contains dy/dx, d² y /dx²etc, is called.

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Differential equation

Initial condition

General solution

Singular equation

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The law of sines

The law of tangents

The pythagorus theorem

None of these

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The law of sines

The law of consines

The law of tangents

None of these

The equation |x +4| = x has solution

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x = -2

x = 2

x = -4

x = 4

The zero vector is

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[0, 0, 0]

[1, 1, 1]

[0, 1, 0]

[0, 0, 1]

The distance between the points A(3,1) and B(-2,-4) is

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5

25

10

Let P(x₁, y₁) and Q(x₂, y₂) be two points in the co-ordinate plane. Let d = distance between P and Q

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8

9

10

11

For two events A and B if P(A) = P (A/B) = 1/4 and P(B/A) = 1/2, then

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A is sub-event of B

A and B are mutually exclusive

A and B are independent and P(A/B) = 3/4

None of these

The minimum value of the quadratic function f(x) = x2 +6x -2, is

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11

6

-11

13

For each real number, there is a number which is its

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Negative

Possitive

Opposite

Similar

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The line 3x - 4y = 0

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Is a tangent to the circle x²+ y²= 25

Is a normal to the circle x²+ y²=25

Does not meet the circle x²+ y²= 25

Does not pass thro' the origin

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A function f(x) is said to be the periodic function if for all x in the domain of f, there exists a smallest positive number p such the f(x + p) = ______

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f(p)

f(x)

f(o)

None of these

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In a triangle ABC, if angle A = 72° , angle B = 48° and c = 9 cm then Ĉ is

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69°

66°

60°

63°

In quadratic equation y=ax³+bx+c, if b and c are both zero then the graph is

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Symmetric w.r.t.y-axis

Symmetric w.r.t.x-axis

Straight Line

Circle

The equation of motion of a stone thrown vertically up wards is s = ut - 4.9t²the maximum height attained by it =

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The line y= 4x +c touches the hyperbola x2- y2 =1 if and only if

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c =±√2

c =0

c=±√17

c=±√15

The 26th term of the A.P -2,-4,10,.............is

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136

-136

148

-148

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A conjunction of two statement p and q is true only if

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p is true

q is true

Both p and q are true

both p and q are false

Power set of difference set N-W is

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Empty set

Infinite set

Singleton set

{0,∅}

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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One-to-one and onto

One-to-one but not on to

Onto but not one-to-one

Neither one-to-one nor onto

Which of the following us a scalar

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displacement

velocity

acceleration

density

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