Question

a(b-c) + b(c-a) + c(a-b) +1 =? *
0
2
1
3​

Answer 1

Answer:

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Step-by-step explanation:

your Answer ⬆️⬆️

Answer 2

Answer:

The answer is 1.

Step-by-step explanation:

= ab - ac + bc - ab + ac - bc + 1

= 1

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