Question

Show that A×(B+C) + B×(C+A) + C×(A+B) = 0.​

Answer 1

Answer:

AB + AC + BC + BA + CA + CB=0

2AB +2AC +2 BC= 0

2(AB+BC+AC) =0

AB+ BC + CA=0

Answer 2

$\huge\star\bold\red{ANSWER}$

=>A×(B+C)+B×(C+A)+C×(A+B)=0

=>AB+AC+BC+AB+AC+BC=0

=>2(AB+BC+AC)=0

=>AB+BC+AC=0 $\bold\red{......ans.....}$

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