Find the mistake:-

\({ a }^{ 2 }-{ a }^{ 2 }={ a }^{ 2 }-{ a }^{ 2 }\\ a(a-a)=(a+b)(a-b)\\ a=a+a\\ a=2a\)

Find the mistake:-

\({ a }^{ 2 }-{ a }^{ 2 }={ a }^{ 2 }-{ a }^{ 2 }\\ a(a-a)=(a+b)(a-b)\\ a=a+a\\ a=2a\)

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TopNewestyou can't divide by zero – Megh Choksi · 1 year, 11 months ago

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– Mrigank Krishan · 1 year, 11 months ago

which step??Log in to reply

– Ethan Godden · 1 year, 11 months ago

3rd step: (a-a) = 0 and dividing both sides by (a-a) is dividing by 0.Log in to reply

– Mrigank Krishan · 1 year, 11 months ago

OK now i got it, thanks a lot!!Log in to reply