1.

(a+b+c) raised to 2 Please answer my qiestion​

Answer»

Answer:

a2+b2+c2+2ab+2bc+2ca

Step-by-step EXPLANATION:

PROOF:-

(a+B+c)2  can be written as  (a+b+c)∗(a+b+c) ,

THEREFORE,  (a+b+c)2=(a+b+c)∗(a+b+c)  

=a(a+b+c)+b(a+b+c)+c(a+b+c)  

=a2+ab+ca+ab+b2+bc+ca+bc+c2  

=a2+b2+c2+ab+ab+bc+bc+ca+ca  

=a2+b2+c2+2ab+2bc+2ca  

Thanks for Reading!


Discussion

No Comment Found

Related InterviewSolutions