Question # 1

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1

2

3

None of these

For each even natural number n (n²-1) is divisible by

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6

3

4

8

i³ =

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-1

i

-i

1

A matrix in which the number of rows is not equal to the number of columns is called a

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Diagonal matrix

Rectangular matrix

Square matrix

Scalar matrix

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In R the right cancellation property w.r.t. addition is

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If f(x) = tan x then f(0) is

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0

1

1/2

If ab > 0 and a < 0, which of the following is negative?

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b

-b

-a

(a - b)²

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Let A,B, and C be any sets such that A∪B = A∪C and A∩B = A∩C then

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A≠ C

B = C

A = B

A≠ B

x = -1 is in the solution of the inequality

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x + 5 < 0

2x + 3 < 0

x > 0

2x + 3 > 0

Given X.Y are any two sets such that number of elements in X = 18, number of elements in set Y = 24,and number of elements in set X∪ Y =40,then number of elements in set x∩ Y =

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3

1

2

4

nCn-r is equal to

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n!

n-1Cr

nCr

None of these

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The5thand 13th terms of an A.P are 5 and-3 respectively The first term of the A.P is

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1

-15

9

2

The latus rectum of the ellipse 5x²+ 9y²= 45 is

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10 / 3

5 / 3

3 / 5

3 / 10

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The set of even prime numbers is

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(2,4,6,8,10}

{2,4,6,8,10,12}

{1,3,5,7,9}

{2}

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Additive property in R

Multiplication property in R

Cancellation property in R

Distribution property in R

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Rational

Irrational

Natural

Odd

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a₁+ a₂

a²₁+ a²₂

The set of the first elements of the ordered pairs forming a relation is called its

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Function on B

Range

Domain

A into B

The middle term of [1/x-x]¹⁰is

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-152

-252

371

-421

If n∈Z+ then(a+x)n is a/an

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Finite series

Convergent series

Infinite series

Divergent series

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

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Equal

Parallel

Additive immense of each other

Meaningless

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none of these

The geometrical representation of a linear function is

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Circle

Parabola

Straight lie

None of these

The zero vector is regarded to be parallel to

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Every vector

Is some cases

Both a,b

None

If A = |aij| is (m x n) matrix then transpose of A is of the order

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m x m

m x n

n x n

n x m

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