. let z = x + iy ec and let f be defined by f(z) =y -x - 3xi. if c is the straightline segment joining z = 0 to z =1+i, compute jsz)dz c

. Let z = x + iy eC and let f be defined by f(z) =y -x - 3xi. If C is the straightline segment joining z = 0 to z =1+i, compute Jsz)dz C