Question

$(a + b + c) {}^{2} =$
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Answer 1

Step-by-step explanation:

(a + b + c)²

= a² + b² + c² + 2ab + 2bc + 2ca

Answer 2

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

hope it helps...

plz mark my answer as the brainliest...