JEE MATHEMATICS MCQ: SET THEORY

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Understanding +4 | -1

The set

A=\left\{x: x^4-x^3-x^2=0\right.

and

\left.x \in N\right\}

represents

View answer and explanation

Correct option: A

a null set

Option A (a null set) is correct because the equation

x^4 - x^3 - x^2 = 0

has no natural number solutions.

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2 a_1 a_2 a_3 \ldots . . a_{2006}

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S

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n

[\mathrm{F}(20) \cap \mathrm{F}(16)] \subseteq \mathrm{F}(\mathrm{y})

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C

2 \%

A