IF a²+b²+c²=20 and a+b+c=0 find the ab+bc+ca #polynomial #class9

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4 days ago

IF a²+b²+c²=20 and a+b+c=0 find the ab+bc+ca #polynomial #class9

IF a²+b²+c²=20 and a+b+c=0 find the ab+bc+ca #polynomial #class9