Question

formula of [a+b+c]^2

Answer 1

Answer:

(a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ca.

Step-by-step explanation:

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Answer 2

Answer:

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

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