Question
Download Solution PDFধরুন ফাংশন f(x) = xn , n ≠ 0 সমস্ত x এর জন্য পার্থক্যমূলক। তাহলে n ব্যবধানের যেকোনো উপাদান কত হতে পারে?
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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Download Solution PDFগণনা:
প্রদত্ত: f(x) = xn, n ≠ 0।
F'(x) = nxn – 1
f(x) পার্থক্যমূলক হওয়ার জন্য, n – 1 ≥ 0
সুতরাং, n ≥ 1.
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