Hey everyone, A small queston 2^(k+1) - 2^k How did they get 2^k (2-1)?? thank you
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Originally Posted by Thetheorycase Hey everyone, A small queston 2^(k+1) - 2^k How did they get 2^k (2-1)?? thank you A common factor is since using the well known index law. Therefore: .
observe that . now can you continue from here?
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