Question

Show that

a*(b+c)+b*(c+a)+c*(a+b)=0​

Answer 1

Step-by-step explanation:

= a*(b+c)+b*(c+a)+c*(a+b)=0

= ab+ac+bc+ab+ca+bc=0

= 2ab+2bc+2ca=0

= 2abc (b+c+a)=0

now you can replace the values and get answer

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