Write down the first three terms in the binomial expansion of Here i got Then deduce that .. not sure with this part That should be the approximation sign , i am not sure how to do it with latex .
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Originally Posted by thereddevils Write down the first three terms in the binomial expansion of Here i got Then deduce that .. not sure with this part That should be the approximation sign , i am not sure how to do it with latex . Note that so substitute into the approximate expansion of and then re-arrange to get the approximate value of .
Originally Posted by mr fantastic Note that so substitute into the approximate expansion of and then re-arrange to get the approximate value of . THank you .
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