I was wondering if someone could help me with the problems within the picture:
I am in dire need of a step by step explanation as I answered this as 3/4 and was incorrect
eg. If , and then it should be clear that . However:
where A and B and hence C and D are completely arbitrary.
The missing information is most likely the fact that either OR . In which case it should be clear from l'Hopital's rule that the answer would indeed be 3/4.
Perhaps you should discuss all this with your professor who "seems to always be right" ....