<3 I am no longer being consumed by depression where I cannot even complete some of the questions. But, it is still I fact that I cannot really accept; not being able to complete the textbook.
I am currently doing the Cambridge textbook and I feel like it is amazingly hard. Some questions, I struggle to do but I get the hang of it after some explanations. Is this normal? What is the stereotypical experience of the textbook?
In addition, just curious
If those two formulas are the same and calculate for the same answer (I think at least), which one is better to use? [I would like to dedicate my entire life to it :P]
Seems legit. Ha ha...
So just to confirm, is this for all cases?
For example, h is not equal to 0 is used every single time? for the formula of f(x+h)....
And for the f(u)..... case, do we write u is not equal to x every time?
(Basically, it is learnt that you just do that and it just comes...