Question

Evaluate the following using suitable identity (199)^3

Answer 1

here is your answer dude

Answer 2

(199)^3
=(200-1)^3
(a-b)^3=a^3-b^3-3a^2b+3ab^2
So =200^3-1^3-3(200)^2+3(200)
=8000000-1-3(40000)+600
=8000000-1-120000+600
=8000000-1-119400
=7880600-1
=7880599