किसके बराबर है?

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NDA (Held On: 22 April 2018) Maths Previous Year paper
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  1. 1/110
  2. 1/132
  3. 1/148
  4. 1/140

Answer (Detailed Solution Below)

Option 1 : 1/110
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Detailed Solution

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संकल्पना:

निश्चित समाकल गुण:


गणना:

माना कि f(x) = x(1 – x)9

अब गुण का प्रयोग करने पर, 

= 1/10 – 1/11

= 1/110

∴ समाकलन  का मान 1/110 है।

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