JEE MATHEMATICS MCQ: FUNCTIONS

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Analyzing +4 | -1

n\{x\}=x+[x]

, and

n>1

has exactly 5 solutions, then

\mathrm{n}

is equal to

([\cdot],\{\cdot\}

denotes the greatest integer function and fractional part of

x

respectively)

View answer and explanation

Correct option: A

10,11

Option B (

\{x / 1 \le x<2\}

) is correct because it correctly identifies the interval that is excluded from the union of sets A and B to form the entire real line.

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