d/dx (loga x)

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  1. 0
  2. 1/(x ln a)
  3. log a/x
  4. 1/x

Answer (Detailed Solution Below)

Option 2 : 1/(x ln a)
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दिया गया है: अवकलज दिया गया है: d/dx (logax).

प्रयुक्त अवधारणा:

लघुगणकीय अवकलन नियम:

आधार a वाले लघुगणक के लिए, logax का अवकलज है:

d/dx (logax) = 1 / (x ln a)

यहाँ, ln a, a के प्राकृतिक लघुगणक को संदर्भित करता है।

गणना:

1. लघुगणकीय अवकलन के सूत्र का उपयोग करने पर:

d/dx (logax) = 1 / (x ln a)

2. इसे दिए गए विकल्पों से तुलना करने पर:

विकल्प 2 परिणाम से मिलता है: 1 / (x ln a)

निष्कर्ष:

∴ सही उत्तर विकल्प 2 है।

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