factorise(a + b)² + (b+ c)² + (@ta):-3 (a – b) (b+c)(c+a)
Step-by-step explanation:
sr cvdgzddhdhsfsugestagrshksfdjtshfsryshdzkyd
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Step-by-step explanation:
sr cvdgzddhdhsfsugestagrshksfdjtshfsryshdzkyd