Question # 1

(√3+√5)+√7 = √3 +(√5 +√7) property used in above is

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Commutative property of addition

Closure property of addition

Additive inverse

Associative property w.r.t to adition

If A and B are two sets then any subset R of A x B is called

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relation on A

relation on B

relation from A to B

relation from B to A

The number of divisors of 1029, 1547 and 122 are in

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A.P.

G.P.

H.P.

None of these

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A finite set

An infinite set

An empty set

None of these

Given two independent event A and B such that P(A) = 0.30 and P(B) = 0.60. Probability of getting neither A nor B is

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0.28

0.13

0.12

0.42

The points A(+1,-1),B(3,0),C(3,7),D(1,8) are vertices of

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Square

Parallelogram

Rectangle

Trapezium

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1.5

1.2

8

None of these

An equation which holds good for all values of variables is called

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Equation

Conditional equation

Constant

None

The axis of the parabola y²= 4ax is

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X = 0

Y = 0

X = y

X = -y

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

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0

1

1/2

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An upper triangular matrix

A lower triangular matrix

A diagonal matrix

A null matrix

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