Question # 1

The set {x|x∈N∧x-4=0} in tabular form is

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{-4}

{0}

{}

None of these

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Every identity matrix is

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Row-vector

Scalar

Column-vector

All

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if Z1 = 1+i, Z2= 2+3i, then |Z2 -Z1| =

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√3 i

√7

-2-i

√5

(ABC)' =

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CBA'

CBA

C' B' A'

None of these

If the matrices A and B have the order 1 x 10 and 10 x 1 then order of AB is

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1 x 1

1 x 10

10 x 10

10 x 1

The domain and range of a trigonometric function can be allocate by their

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graph

Continuity

Discontinuity

Periods

A die is thrown 100 times. If getting an odd number is considered a success, the variance of the number of successes is

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50

25

10

100

In quadratic equation, if the replacement of y with -y leaves the equation unchanged, then the graph is

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Straight line

Circle

Hyperbola

Symmetric w.r.t.0

The law of tangents is ______

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The seventh term of (x3+1/x)8is

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71

-22

27

28

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1/x

-x

2x

0.5 x

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2x

3x²

1

0

Which of the following is a scalar

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weight

force

speed

momentum

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parallel vectors

perpendicular vectors

concurrent vectors

collinear vectors

If 0 = R, thenthe additive inverse of a is

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1/9

^1/-9

a

-a

If d₁is the distance between (0,0) and (1,2) and d₂is the distance between (0,0) and (-1,-2) the

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d₁< d₂

d₁> d₂

d₁= d₂

none of these

u,v,wand u x (v.w) are

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Equal

Parallel

Additive immense of each other

Meaningless

For non-trival solution |A| is

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non zero

A = 0

|A| = 0

At = 0

Which conjunction is not true ?

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The standard parabolic form of the equation f(x) = x² +4 x +1 is

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x(x+4)+1

(x+2)²-3

(x+4)³ + 9

x(x-2)²+1

The parametric equations of a circle are

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The set of all antiderivaties of f(= ∫f(x)dx) is the

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Definite integral

Indefinite integral

Integral

Area

The two different parts of the hyperbola are called its

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Vertices

Directrices

Nappes

Branches

A square matrix all of whose elements except the main diagonal are zeros is called a

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Null matrix

Singular matrix

Symmetric matrix

Diagonal matrix

The solution of the equation cos²θ+ sinθ+ 1 = 0 lies in the interval

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Principle of equality of Fractions

Rule for product of fraction

Golden rule of fraction

Rule of quotient of Fraction

The towers each 120 meters high are 800 meters apart. The measure of the angle of elevation from the base of one tower to the top of the other is

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12^𝜊

9^𝜊

7^𝜊

-120^𝜊

A function from X to X is denoted as

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f : X to Y

f : Y to Y

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