Question

Q.1 Add:-
ab-bc, bc-ca, ca-ab​

Answer 1

Answer:

It is so easy if you go step by step.

Step-by-step explanation:

$(ab - bc) + (bc -ca ) + (ca -ab ) \\ = ab - ab - bc + bc - ca + ca \\ = 0 \\ the \: answer \: is \: simply \: 0.$

As you can see the answer is 0.

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