how is x^2 the answer to this question??
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Originally Posted by t-dot how is x^2 the answer to this question?? see post #3 here. hence we have:
I like to look at it this way Then we get Then we have: or you could do and get and simplify to get
Hello, t-dot Yet another approach . . . How is the answer to this question? . We have: .
Originally Posted by Soroban Hmmmm... This is true so long as x is not negative. If it is, then -Dan
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