Question

Simplify (a+b+c)(ab-bc-ca)​

Answer 1

Step-by-step explanation:

(a+b+c) (ab-bc-ca)

a(ab-bc-ca) +b(ab-bc-ca) +c(ab-bc-ca)

a^2b-abc-ca^2+ab^2-b^2c-bca+abc+bc^2-c^2a

a^2b-ca^2+ab^2-b^2c+bc^2-c^2a-abc-bca+abc

a^2(b-c) +b^2(a-c)+c^2(b-a)-abc