without actually calculating cubes find the value of 55 cube -25 cube -30 cube plz answer in a notebook
Answers
Answered by
55
55^3 - 25^3 - 30^3
=55*55*55 - 25*25*25 - 30*30*30
=3025*55 - 625*25 - 900*30
=166375 - 15625 - 27000
=150750-27000
=123750
=55*55*55 - 25*25*25 - 30*30*30
=3025*55 - 625*25 - 900*30
=166375 - 15625 - 27000
=150750-27000
=123750
Apshrivastva:
sorry but the above answer is wrong
you can make it by using the identities.........If a+b+c is zero then a^3+b^3+c^3 - 3abc = 3abc
Answered by
5
Answer:
hope this helps u
Step-by-step explanation:
answer = 123750
Attachments:
Similar questions