111k views
3 votes
How do you factor n^3+1000

User KarloX
by
8.2k points

1 Answer

2 votes
n^3 + 1000
Steps
you have to apply the sum of cubes rule: x^3 + y^3 = (x + y)(x^2 - xy + y^2)
which is... n^3 + 1000 = (n + 10)(n^2 - 10n + 10^2)
= (n + 10)(n^2 - 10n + 10^2)
Simplify
= (n = 10)(n^2 - 10n + 100)
User Peter Herdenborg
by
8.9k points