Question

Evaluate by using Suitable Identity: (155)³​

Answer 1

Answer:

(155)³=(100+55)³ [(a+b)³=a³+b³+3ab(a+b)

=(100)³+(55)³+3(100)(55) (100+55)

=1000000+166375+16500(155)

=1166375+ 2557500

=3723875

hope this helps