Question

(997) ki whole cube by using indetities​

Answer 1

hey mate,

this is your answer

=(997)^3

=(1000-3)^3

=(1000)^3 - (3)^3 - 3(1000)^2(3) + 3(1000)(3)^2

=1000000000 - 27 - 9000000 + 27000

=991000000 + 26973

=991026973

hope it helps you......

Answer 2

Answer:

(1000-3)³

(1000)³-3 x (100)² x 3+3 x 100 x (3)²-(3)³

1,000,000,000-90,000+2700-9

991,026,973