Comprehension

फलन को लीजिए

फलन  जहाँ p एक अचर है, पर विचार कीजिए।

p के किस मान के लिए f”(0) = 0 है?

This question was previously asked in
NDA (Held On: 17 April 2016) Maths Previous Year paper
View all NDA Papers >
  1.  या 0
  2. -1 या 0
  3.  या 1
  4. -1 या 1

Answer (Detailed Solution Below)

Option 1 :  या 0
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Detailed Solution

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गणना:

पिछले हल से, हमें f’(x) का मान प्राप्त होता है 

x के संबंध में अवकलन करने पर, हमें निम्न प्राप्त होता है 

x = 0 रखने पर, हमें निम्न प्राप्त होता है 

⇒ f”(0) = 0 + 0 – 1(6p2 + p)

⇒ f”(0) = – (6p2 + p)

दिया गया है: f”(0) = 0

⇒ – (6p2 + p) = 0

⇒ p (6p + 1) = 0

∴ p = -1/6 या 0

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