Question # 1

The expansion of (1 + 2x)^-2is valed if

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| x | < 1/2

| x | < 1

| x | < 2

| x | < 3

The range of the tangent function is

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all real numbers

-1 ≤ x ≥ 1

natural number

z⁺

x = 1 is in the solution of the inequality

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x + 1 > 0

x - 2 > 0

3x - 1 < 0

x + 2 < 0

In R, the multiplicative inverse of a is

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0

1

-a

1/a

The distance of point P(x,y) from focus in a parabola

y² =4ax, is:

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2a

a

x + a

x-a

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2C

C³

1

0

The probability that the sum of dots appearing in two successive thrown of two dice, in every time 7 is

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1/5

1/36

1/7

1/63

(a,b) +(-a,-b) =

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(0,0)

(a,b)

(-a,-b)

(1,1)

If a = {2m/2m < 9 ,m€ p} , the (n A) =

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{2,3,4,5,6,7,8}

{2,4,6,8............16}

{ 4, 6}

{2,3,5,7}

If for the matrix A,A5 = 1,then A-1=

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A2

A3

A

None of above

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[0, 0, 0]

[1, 0, 0]

[0, 1, 0]

[0, 0, 1]

If a₁, r and a_nare the first term, common ratio and the nth term respectively of a G. P. then a_n=

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a₁rⁿ

a₁r^n-1

a₁rⁿ⁺¹

a₁r

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Principle of equality of fractions

Rule for product of fractions

Golden rule for fractions

Rule for quotient of fractions

The liner equation ax + by = c is called _________ of the inequality ax +by > c.

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Associated equation

Non-associated equation

disjoint equation

Feasible equation

The statement that a group can have more than one identity elements is

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True

False

Ambiguous

Some times true

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1

0

5

2

Which conjunction is not true ?

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If the radius of a circle is increased by 1 then area of circle will be

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π r2

π(r+1)2

π r2 +1

2π (r+1)

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A rational number

A irrational number

An even integer

A factor of 36

The two different parts of the hyperbola are called its

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Vertices

Directrices

Nappes

Branches

The symbol ______ shall be used both for equation and identity

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The velocity of a particle moving along a straight line is given by v = 3t + t². The acceleration of the particle after 4 seconds from the start is

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4

11

26

None

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additive property

multiplicative property

additive identity

multiplicative identity

150°= ______

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If the exponent in the binomial expansion is 6, then the middle term is

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2nd

3rd

4th

5th

Sin -1 x=

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sin(π/2-x)

Sin-1 (π/2-x)

π/2-cos-1x

π/2 + cos-1x

The vertex of the graph of the quadratic function f(x) =-x2+6x+1,is

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(-3,10)

(-3,-10)

(3,10)

(3,-10)

The point which divides the line joining the points (2, 4, 5) and (3, 5, -4) in the ratio -2 : 3 lines on

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ZOX plane

XOY plane

YOZ plane

None of these

Sin 90° = ______

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-1

0

1

Undefined

Two cards are drawn at random from a well shuffled pack of cards. The probability that at least one of them is a face card is

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3 / 17

5 / 17

7 / 17

9 / 17

Sin-1(-x)=

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x

-x

-sin-1 x

cos-1 x

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