Question # 1

Domain of cosθis

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Set of odd numbers

Set of integers

Set of real numbers

Set of complex numbers

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

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| x | < 1/2

| x | < 1

| x | < 2

| x | < 3

Domain of y = cot x = ______

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Domain of sinθis

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Set of real numbers

Set of complex numbers

Set of natural numbers

Set of even numbers

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There are 16 point in a plane, in which 6 are collinear. how many lines can be drawn by joining these points?

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10

66

71

106

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none of these

The inclination of a line parallel to x-axis is

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The interval in which f(x)=x3-6x2+9x is increasing

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1<x<3

x<1 and x>3

X ≥1 and x ≤ 3

-∞ < x < ∞

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1, 1/2, 0

1, 2, 1

1, 2, 3

1, 2, 0

f(x) = x3-x/x2+1 is :

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an even function

an odd function

an even and implicit function

neither even nor a odd

2x + 3y > 4 is a linear inequality in

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one variable

two variables

three variables

none of these

The fifth term of the sequence a_n= 2n + 3 is ______

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13

-13

8

3

(2 + w) (2 + w²) = ______

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1

2

3

0

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Total number of subsets that can be formed out of the set {a,b,c} is

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1

4

8

12

If A = {x / x ∈ R ∧ x² - 16 = 0} then A =

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- x

Infinite set

Φ

{-4,4}

If a,β are the roots of the equation x2 + kx +12 = 0 such that a - β = 1, the value of k is

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0

±1

±5

±7

The axis of the parabola y²= 4ax is

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X = 0

Y = 0

X = y

X = -y

For a set A, A∪Ac= ---------------------

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A

∅

Ac

U

If a parabola opens down, then its vertex is at the

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Right of the parabola

Left of parabola

Lowest point on the parabola

Highest point on the parabola

The set {1,2,3,4......} is called

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Set of natural numbers

Set of whole numbers

Set of rational number

Set of irrational numbers

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1

2

3

None of these

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ⁿC_r

ⁿ⁺¹C_r+1

ⁿC_r+1

None

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1

5

7

9

graph of trigonometric function y = sec x does not meet

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x - axis

y -axis

both axis

None of these

22.5°=______

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