Find the limit $$ \lim_{x\to 0} \frac{\ln(\tan(\pi/4 + ax))}{\sin(bx)} $$ where b and a are two coefficients different from zero. I tried L'Hôpital,but nothing..
Limit question math here please?
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real-analysis
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0How do you mean: 'but nothing..'? – 2012-11-13
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0it is correct :) – 2012-11-13
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0by nothing I mean, the answer should be 2,and I dont get a neat solution ... – 2012-11-13