Question

Evalute by using suitable identity (997)^3

Answer 1

$your \: answer$

Answer 2

Answer(997)^3

(1000-3)^3

It is (x+y)^3 =x^3-y^3-3(x×y)(x-y)

Step-by-ste=1000000000-27-3(1000-3)(1000-3)

=1000000000-27-3(997)

=2991027-1000000000

=997008973