formula of :-
(a+b+c)^2
Answers
Answered by
1
Answer:
(a+b+c)(a+b+c)
a²+b²+c²+2ab+2ac+2bc
Answered by
1
Step-by-step explanation:
(a+b+c)²=a²+b²+c²+2ab+2bc+2ac
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