- a * (b-c) equals 0... How is this possible?

I don't understand this. It's apparently solved. But walk me through this. In real numbers how is this possible?

Anonymous2013-11-16T18:02:22Z

Favorite Answer

-a(b-c) = -ab + ac = a(-b+c) = 0

so a = 0, or -b+c = 0, b=c

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