New answers tagged concept-motivation
2
votes
How to justify teaching students to rationalize denominators?
When we work with numbers of the form $a+b\sqrt{2}$ (with $a$ and $b$ rational), it is useful to rationalize. For example, to determine that the set of numbers of that form is closed under division. ...
- 7,369
1
vote
Should we avoid indefinite integrals?
Question: What is the function, having $\sin(x)$ as its derivate?
Answer: There are many of them. Here they are (some of them):
Question: So many? But there are resemblances.
Answer: Indeed: they ...
- 1,562
1
vote
Should we avoid indefinite integrals?
I may provide yet a third detailed answer to this question, but I am not ready yet. However, this remark is too long for a comment.
Historically, there was indeed a notion of "indefinite integral&...
- 331
Top 50 recent answers are included