1

WB JEE 2017

MCQ (Single Correct Answer)

+1

-0.25

On the set R of real numbers we define xPy if and only if xy $$ \ge $$ 0. Then, the relation P is

2

WB JEE 2017

MCQ (Single Correct Answer)

+1

-0.25

On R, the relation $$\rho$$ be defined by 'x$$\rho$$y holds if and only if x $$-$$ y is zero or irrational'. Then,

3

WB JEE 2017

MCQ (Single Correct Answer)

+2

-0.5

On set A = {1, 2, 3}, relations R and S are given by

R = {(1, 1), (2, 2), (3, 3), (1, 2), (2, 1)},

S = {(1, 1), (2, 2), (3, 3), (1, 3), (3, 1)}. Then,

R = {(1, 1), (2, 2), (3, 3), (1, 2), (2, 1)},

S = {(1, 1), (2, 2), (3, 3), (1, 3), (3, 1)}. Then,

Questions Asked from Sets and Relations (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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