JEE Main 2025 Mathematics question
Let [x] denote the greatest integer less than or equal to x. Then domain of is :
Answer: (2)
Solution
2[x]+1 ≤ –1 or ≥ 1 gives [x]≤–1 or [x]≥0, which covers all x, so domain is (–∞,∞)
Let [x] denote the greatest integer less than or equal to x. Then domain of is :
2[x]+1 ≤ –1 or ≥ 1 gives [x]≤–1 or [x]≥0, which covers all x, so domain is (–∞,∞)