Question
Download Solution PDFमान लीजिए सभी x के लिए फलन f(x) = xn, n ≠ 0 अवकलनीय है। तो n निम्न में से किस अंतराल का कोई भी तत्व हो सकता है?
This question was previously asked in
NDA (Held On: 23 April 2017) Maths Previous Year paper
Answer (Detailed Solution Below)
Option 1 : [1, ∞)
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NDA 01/2025: English Subject Test
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Download Solution PDFगणना:
दिया गया है: f(x) = xn, n ≠ 0.
F’(x) = nxn – 1
f(x) के अवकलनीय होने के लिए, n – 1 ≥ 0
अतः n ≥ 1.
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