Simplify

sin inverse[root of 1+x+root of 1-x/2]

Dear Student, y = sin-11+x+1-x2Putting x = cos t =sin-11+cost+1-cost2=sin-11+2cos2t2-1+1-1+2sin2t22=sin-12cost2+2sint22=sin-112×cost2+12×sint2=sin-1sin45×cost2+cos45×sint2=sin-1sin45+t2=45+t2Regards

  • 36
What are you looking for?