MHT CET · Maths · Application of Derivatives
The sum of two nonzero numbers is 4 . The minimum value of the sum of their reciprocals is
- A \(\frac{3}{4}\)
- B \(\frac{6}{5}\)
- C \(1\)
- D \(4\)
Answer & Solution
Correct Answer
(C) \(1\)
Step-by-step Solution
Detailed explanation
\(x+y=4\) Minimize \(\frac{1}{x}+\frac{1}{y} = \frac{x+y}{xy} = \frac{4}{xy}\)
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