I need some help with this question.
lim x->pi/4 tan(x)-cot(x) / x - pi/4
Please go slow on me because we just started trig limits and i'm still quite confused. Any help would be great.
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Recall that a derivative at a point is given by:
For this question, imagine and
Also note that:
Putting it all together:
Thanks for the reply.
But I don't quite understand it. I'm really new at this, so do you think you could explain it to me step by step? It would be great if you could.
Now put and work your trig. algebra.
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