How do you express one half of the difference of a number cubed and one?

Question

asked Sep 12, 2021 212k views

1 Answer

Nithins · Answer 1 · 2021-09-17T02:00:57+0000

Answer:

(1/2)(n^3 - 1)

Explanation:

Let the number be n. Then "a number cubed" less 1 is n^3 - 1 (same as "difference of a number cubed and one).

Half of this result is (1/2)(n^3 - 1)