JEE MATHEMATICS MCQ: SET THEORY

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Analyzing +4 | -1

a N=\{a n: n \in N: b N=\{n b: n \in N\}

c N=\{c N: n \in N\}

and

b N \cap c N=d N

, where

a, b, c \in N

and

b, c

are coprime, then

View answer and explanation

Correct option: C

d=b c

Option A (0) is correct because the equation

x^3 - 3x - k = 0

cannot have two distinct real roots in the interval (0, 1) based on Rolle's theorem.

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