Question

write expansion of
( a+b+c)²​

Answer 1

(a+b+c)²

= a²+b²+c²+2ab+2bc+2ca

#HOPE_IT_HELPS_U

#MARK_ME_AS_BRAINLIEST

Answer 2

Answer:

b + c)2 = {a + (b + c)}2 = a2 + 2a(b + c) + (b + c)2

= a2 + 2ab + 2ac + b2 + 2bc + c2

= a2 + b2 + c2 + 2(ab + bc + ca)

Step-by-step explanation:

please mark as BRAINLIST answer me