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Ex 6.5, 4 - Prove that the functions do not maxima or minima


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Ex 6.5, 4 Prove that the following functions do not have maxima or minima: (i) 𝑓 (π‘₯) = 𝑒^π‘₯Given 𝑓 (π‘₯) = 𝑒^π‘₯ Finding maxima or minima 𝑓′(π‘₯) = 𝑒^π‘₯ Putting fβ€˜ (x) = 0 𝑒π‘₯ = 0 This is not possible for any value of x. ∴ f (x) does not have a maxima or minima.

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.