Question # 1

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1

2

3

None of these

The fifth term of an A.P. Whose first term is 5 and common difference is 3,is

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20

17

25

30

The point of concurrency of the medians of the ΔABC is called its

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Orthocenter

Centriod

Circumcentre

Incentre

In set builder notation the set {0, 1, 2, ............, 100} can be written as

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A function whose domain is a subset of natural numbers is called ______

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Identity function

Sequence

Onto function

Series

If A is any matrix then its additive inverse is

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A

A^-1

A^t

-A

If order of A is m x n, then order of A^tis

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m x m

n x n

m x n

n x m

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Rule of quotient of fraction

Golden rule of fraction

Rule for product of fraction

Principle for equality of fraction

Range of cosecθis

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W - {y | -1 < y < 1}

R - {y | -1 < y < 1}

O - {y | -1 < y < 1}

R

A square matrix A = [aij] is lower triangular matrix when:

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aij = 0 for all i < j

bij = 0

cij = 0

dij =0

If n is a positive integer then n! is

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(n - 1) (n - 2) .....3,.2.1

n(n - 1) (n - 2) ...3.2.1

n(n - 1 ) ( n -2) ... 3

None of these

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