SubArea: Primitive functionLevel: AProject ID: 1003027304Accepted: 1Choose a pair of functions, f1 and f2, that are antiderivatives of the same function on R.f1(x)=3+sinx, f2(x)=cos(32π+x)f1(x)=5+sinx, f2(x)=−cosxf1(x)=sin(x+π), f2(x)=sinxf1(x)=cosx, f2(x)=−cosx