9 Add
ab-bc, bc- ca , ca-ab
Answers
Answered by
0
Step-by-step explanation:
ab-bc+bc-ca+ca-ab
ab-ab+bc-bc+ca-ca
0
your answer is 0
Answered by
0
Answer:
0
Step-by-step explanation:
ab-bc+bc-ca+ca-ab
=0
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