Solve:-
555 x 555 x 555 + 555 x 555 x 555 = ?(555 x 555 - 555 x 555 + 555 x 555)
Options:
(A) 888
(B) 333
(C) 555
(D) 988
(E) 1110 OK. Let's think. Some random thoughts first:
Given Exp. = (a3 + b3) = (a + b) = (555 + 555) = 1110(a2 - ab + b2) The answer: (E).