Answer (Detailed Solution Below)

Option 4 : 0
Free
NDA 01/2025: English Subject Test
30 Qs. 120 Marks 30 Mins

Detailed Solution

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Concept: 

The rules for integrating even and odd functions ,

If the function is even or odd and the interval is [-a, a], we can apply these rules:

  • When f(x) is even ⇔ 
  • When f(x) is odd ⇔  

Calculation: 

Let f (x) = x5 sin4 x 

f (-x) = (-x)5 sin4 (-x) = -x5 (-sin x )= -x5 sin4 x .

⇒ f(-x) = - f(x) 

So, f(x) is an odd function . 

We knoiw that, when f(x) is odd ⇔  

Hence ,  = 0 .  

The correct option is 4 .

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