Cho a/b =c/d, CMR a^1994 +c^1994/b^1994+d^1994 = (a+c)^1994/(b+d)^1994

cho a/b =c/d , CMR a^1994 +c^1994/b^1994+d^1994 = (a+c)^1994/(b+d)^1994