(a+b+c)whole square
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Hii its tom85
(a + b + c )^2
(a + b + c)(a + b + c)
a^2 + b^2 + c^2 + 2ab + 2bc + 2 ca
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hope it may helps you dude
Answered by
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Answer:
(a+b+c)∧2= a∧2+b∧2+c∧2+2(ab+bc+ca)
Step-by-step explanation:
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