My question is b sqare +c sqare+2(ab+bc+ca)
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Answer:
I think the answer is 2 ab
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Answer:
(b + c) [(b+c) + 2a]
Step-by-step explanation:
b² + c² + 2(ab+bc+ca)
= b² + c² + 2ab + 2bc + 2ca
= (b + c)² + 2ab + 2ca #[(b + c)² = b² + c² + 2bc]
= (b + c)² + 2a (b + c)
= (b + c) [(b+c) + 2a].
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