Question

Add the following.
1. ab-bc, bc - ca, ca - ab
2. a - b + ab, b-C + bc, c = a + AC​

Answer 1

Step-by-step explanation:

1 ab-bc+bc-ca+ca-ab=0

2 a-b+ab+b-c+bc+c-a-ac=ab+bc-ac

Answer 2

Step-by-step explanation:

1. AB - BC + BC - CA + CA - AB

- AB CUT WITH + AB

- BC CUT WITH + BC

- CA CUT WITH + CA

SO , ANSWER IS 0 .

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