Question

what is formula of (A+B+C)²​

Answer 1

Answer:

a^2+B^2+c^2+2ab+2bc+2ca that's the formula of (A+B+C) ^2

Answer 2

Answer:

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