Question

Simplify:- a (b - c ) +b ( c-a ) + c ( b - a ) ​

Answer 1

Step-by-step explanation:

ab-ac+bc-ab+bc-ac

2bc-2ac+0ab

2bc-2ac

Answer 2

Answer:

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Step-by-step explanation:

$a (b - c ) +b ( c-a ) + c ( b - a ) \\ \\ \cancel{a b } \: \: - ac+ bc \: \: \cancel{- ba} + cb - ca \\ \\ - 2ac + 2bc \\ \\ 2c( - a + b)$