Question

${a}^{2} + {b}^{2} + 2(ab + bc + ca)$
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Answer 1

hope it helps... thanks

Answer 2

Question correction :-

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

@nswer :-

$({a + b + c})^{2}$