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AP EAMCET · Maths · Definite Integration

π45π4costsint+sintcostdt=

  1. A 0
  2. B 1
  3. C 12
  4. D 32
Verified Solution

Answer & Solution

Correct Answer

(A) 0

Step-by-step Solution

Detailed explanation

I=∫π45π4costsint+sintcostdt =∫π4π2costsintdt-∫π25π4costsintdt+∫π4πsintcostdt-∫π5π4sintcostdt =t22121-t221-12+t22120-t220-12 (let sint=t) =12-14-14+12+0-14-14+0=0 =5π24-13π28