It a+b+c = 9 , ab+bc+ca=23,find a2+b2+c2=23 ( 2= square)
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Step-by-step explanation:s,xcwc wl;kdmwpdnwiojbdqiuhd cghe cjywhcvjvx weuvbweiuydvhvyuqwhxhyuqewdjubd
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