Question

The addition of ab-bc, bc-ca, ca-ab

Answer 1

Step-by-step explanation:

all the terms will cancel our each other causing it to be equal to 0

hope this helps you.

cheers :)

Answer 2

Step-by-step explanation:

=(ab-bc)+(bc-ca)+(ca-ab)

=ab-bc+bc-ca+ca-ab

=0

Hope it helps you.