1.

If a + b + c = 0, then (a+b)(b + c) (c+a) =​

Answer»

Step-by-step EXPLANATION:

a+B+C =0

a+b=-c

b +c=-a

c+a = -b

(a+b)(b+c)(c+a ) = -c *-a*-b = -1 (a+b+c)= 1(0) = 0.



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