Here is the question: By expanding out , verify the formula: Ok, now I believe that and . Also, if you expand out the first formula you get but from here I am stuck. Am I onto something here or am I going at this all wrong? thanks.
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Originally Posted by osudude Here is the question: By expanding out , verify the formula: Ok, now I believe that and . Also, if you expand out the first formula you get No, you don't. is NOT equal to , it is equal to . but from here I am stuck. Am I onto something here or am I going at this all wrong? thanks.
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