Question

Evaluete the following
(999)3
​

Answer 1

Answer:

997002999

Step-by-step explanation:

(999)3=(1000−1)3

=(1000)3−(1)3−3(1000)(1)(1000−1).........................(∵(x−y)3=x3−y3−3xy(x−y))

=1000000000−1−3000(999)

=1000000000−1−2997000=997002999