Question

what is the formula of (a+b+c)^2 ?​

Answer 1

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${(a +b + c)}^{2} \\ = {a}^{2} + {b}^{2} + {c}^{2} + 2ab \: + 2bc \: + 2ca$

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Answer 2

Answer:

HEY MATE <3

Step-by-step explanation:

(a+b+c)^2= a^2+b^2+c^2+2ab+2bc+2ca

hope it works:D