simplify (a-b)(a+b)+(b+c)(b-c)+(c+a)(c-a)
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हस्जदढ़चछ्छे रजर्जट्ज रज्जफ्जफ एउएेयू्ड एजेजद दजद्ज्डत्व एउउउक वज्जेजफ
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Step-by-step explanation:
=0
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