Q70.Let f : R →R be a positive increasing function with limx→∞ f(3x)f(x) = 1. Then limx→∞ f(2x)f(x) (1) 2 (2) 3 3 2 (3) 3 (4) 1
What This Question Tests
This question involves evaluating a limit of a ratio of an increasing function using the given limit and properties of logarithms and limits.
Concepts Tested
Formulas Used
lim (x->inf) f(x) = L
📚 NCERT Sections This Tests
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📋 Question Details
- Chapter
- Limits & Continuity
- Topic
- Limits at infinity
- Year
- 2010
- Shift
- Unknown
- Q Number
- Q70
- Type
- MCQ
- NCERT Ref
- Class 12 Mathematics Ch 5: Continuity and Differentiability
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