Question

Prove that (a+b+c) hol squar​

Answer 1

Answer:

Heya mate✌✌✌

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

Hope it helps✌✌✌

Answer 2

TO PROVE:(A+B+C)²

(it's just simplifying)