Question

Find the product (a-b-c)(a^2+b^2+c^2-ab+bc-ca) without actual multiplication.

Answer 1

Step-by-step explanation:

{a+(-b)+(-c)}(a²+b²+c²-ab-(+ba)-(+ca)

=a³+b³+c³-3abc (ANSWER)

Answer 2

Answer:

(a-b-c) (a^2+b^2+c^2-ab+bc-ca)

{a+(-b)+(-c)}(a²+b²+c²-ab-(+ba)-(+ca)

=a³+b³+c³-3abc (answer)

Step-by-step explanation:

Step-by-step explanation

Note :-

Don't get confused while calculating

Keep sight on the positive and negative numbers and signs

Hope this answer helped you out , have a nice day