Hi, My uncertainty lies in the approach to the question. Anyway, I made an attempt. Given , show that
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, but .
How did you get this part: Why did you set it as equal to zero? Is there any other way of doing this? ================================================== === Let Resubstituting for : OR This still isn't it.
multiply every term by ... quadratic formula (remember for all )
Thanks. What's the reason for multiplying throughout by e^x? No other way of doing this?
Originally Posted by Hellbent What's the reason for multiplying throughout by e^x? No other way of doing this? It is done to make the in the numerator Otherwise
Originally Posted by Hellbent Thanks. What's the reason for multiplying throughout by e^x? No other way of doing this? to make the equation quadratic in ... and subsequently easier to solve.
Originally Posted by skeeter to make the equation quadratic in ... and subsequently easier to solve. Thanks, I see it now