Let f be a vcetor icd gven by f(x,y,2) = -yi +2xyj+ z'k, 1or (x, y,2) e r. t cis thee curve of interseeon oi the surfaces.x+y= l and y +z =2, then which of the

Let F be a Vcetor icd gven by F(x,y,2) = -yi +2xyj+ z'k, 1or (x, y,2) E R. t CIs thee curve of interseeon oI the surfaces.x+y= l and y +z =2, then which of the following is (are) cqual to |F dr? ( 0+2r sin 0)r drde ineJa +2r sin 0)drd® (d)(+sin 0)d0 MAM MA-20151