1.

Evaluate: \(\int_0^{π/2}\)(sin2 x + cos4 x) dx

Answer»

Given that I =   \(\int_0^{π/2}\)(sinx + cosx) dx

  = \(\int_0^{π/2}\)(sinxdx + \(\int_0^{π/2}\) cosxdx

= 1/2 - π/2 + 3/4 x 1/2 x π/2 

= 7π/16



Discussion

No Comment Found

Related InterviewSolutions