If a, b and c are positive real numbers, then the least value of (a + b + c) ( 1 a + 1 b…
Mathematics · JEE Advanced · NTA Exams — Progression and Series
If a, b and c are positive real numbers, then the least value of (a + b + c) \(\left(\frac{1}{a}+\frac{1}{b}+\frac{1}{c}\right)\) is
- 9
- 3
- 10/3
- none of these
Answer
(A) 9
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