Question

(a-b+c)2 ka formula​

Answer 1

Answer:

a2+b2+c2+2ab+2bc+2ca

Step-by-step explanation:

when we multiply a+b+c two times we will get it

try this by your self once

Answer 2

Answer:

$({a-b+c})^{2} \\</h3><h3>={a}^{2}+{b}^{2}+{c}^{2}-2ab-2bc+2ca$