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JEE Mains · Maths · STD 12 - 7.2 definite integral

અહી \([t]\) એ મહતમ પૃણાંક વિધેય છે. તો \(\int_{-3}^{101}\left([\sin (\pi x)]+e^{[\cos (2 \pi x)]}\right) d x\) ની કિમંત મેળવો.

  1. A \(\frac{52(1- e )}{ e }\)
  2. B \(\frac{52}{ e }\)
  3. C \(\frac{52(2+e)}{e}\)
  4. D \(\frac{104}{e}\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(\frac{52}{ e }\)

Step-by-step Solution

Detailed explanation

\(I=\int_{-3}^{101}\left([\sin (\pi x)]+e^{[\cos (2 \pi x)]}\right) d x\) \([\sin \pi x]\) is periodic with period 2 and \(e^{[\cos (2 \pi x)]}\) is periodic with period \(1 .\) So, \(I=52 \int_{0}^{2}\left([\sin \pi x]+e^{[\cos 2 \pi x]}\right) d x\)…
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