1 63 +63 = (a+b) (as_ab453) Las 23 ...
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1 63 +63 = (a+b) (as_ab453) Las 23 lahlar tabt22)

Railway Exams
Maths
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( (a+b)^{3}=a^{3}+b^{3}+3 a b(a+b) ) ( Rightarrow(a+b)left((a+b)^{2}-3 a bright) quad=a^{3}+b^{3} ) ( Rightarrow(a+b)left[a^{2}+b^{2}+2 a b-3 a bright]=a^{3}+b^{3} ) ( Rightarrow(a+b)left(a^{2} f^{5}-a bright)=a^{3}+b^{3} )
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