Tagged Questions

4
votes
1answer
90 views

Find area bounded by two unequal chords and an arc in a disc

Math people: This question is a generalization of the one I posed at Find area bounded by two chords and an arc in a disc . Below is an image of a unit circle with center $O$. $\theta_1, \theta_2 ...
4
votes
0answers
193 views

Find area bounded by two chords and an arc in a disc

Math people: Let $D$ denote the unit disc in $\mathbb{R}^2$ with center $(0,0)$. Let $\theta \in (0, \pi)$, and let $U \subset D$ be the horizontally symmetric region obtained by removing from the ...
9
votes
3answers
190 views

Being ready to study calculus

Some background: I have a degree in computer science, but the math was limited and this was 10 years ago. High school was way before that. A year ago I relearnt algebra (factoring, solving linear ...
6
votes
5answers
280 views

Calculus book recommendations (for complete beginner)

Well I have not started calculus yet but I am really keen to. I would love if you suggest some books. Points to be noted: I really don't like the way textbooks are written so please no "textbooks" ...
6
votes
2answers
163 views

Filling the gap in knowledge of algebra

Recently, I realize that my inability to solve problems, sometimes, is because I have gaps in my knowldge of algebra. For example, I recently posted a question that asked why $\sqrt{(9x^2)}$ was not ...
1
vote
1answer
138 views

What are the most famous (common used) precalculus books and its differences?

I'm trying to decide which one to pick up to begin a self study of mathematics. One of the factors is how much content is covered and the amount of associated solved problems the book has. EDIT: ...
4
votes
4answers
498 views

what is the best book for Pre-Calculus?

i have missed pre-calculus knowledge in my school but i was good at maths, and now i am a computer science student, i am feeling bad being bad in maths, so i am looking for the best Pre-Calculus book, ...
2
votes
1answer
92 views

Questions involving polynomials

I have been having problems with questions involving polynomials like asked in olympiads . A few examples of these type of problems I'm posting here: (please don't give me solutions to these ...
3
votes
2answers
246 views

Algebra book(s): Beginner through to advanced

I admit, I am not great at Maths; I'm situated in one off the lowest Maths class for my year, partly due to myself losing focus last year. Though, I like maths, I really do. Especially since I do a ...
1
vote
0answers
230 views

Reference books for highschool Algebra and Geometry?

I'm tutoring high school students in Math for a local College and Career prep program and would like to have a reference book on hand that I can consult. I'm a Comp Sci graduate so I have a pretty ...
6
votes
3answers
144 views

Looking for a website that teaches Geometry and Algebra II

I'm looking for a website that teaches Geometry and Algebra II greatly and emphatically. I'm beginning 9th grade in about a month and am trying to get a head start. I'm an extremely quick learner and ...
1
vote
4answers
528 views

calculus, self-study..recommendations?

I've been trying to educate myself in various areas of mathematics. I have been out of any formal math education for quite some time and so I brushed up on some basic (really, really basic) stuff ...
3
votes
1answer
110 views

Good in-depth books for precalc?

I'm trying to brush up on algebra and precalc to remember stuff I used to know and learn stuff I didn't get to. Trying to pass the accuplacer placement test and test into calculus, so im trying to ...
7
votes
5answers
3k views

Best self study math books?

I graduated highschool a while ago, hardly remember anything and have no idea where to begin relearning. I am looking for math text/book recommendations from basic algebra to precalculus. cheers
1
vote
1answer
634 views

best algebra ebook for self-study

I did a search and found some book recommendations for different kinds of algebra. My situation is that I'm an adult, got into programming well after my college years and want to go to the next level. ...
5
votes
5answers
389 views

I want to study mathematics ahead of high school, but I found that I'm rusty on the elementary stuff

Next week, I'm beginning the 2nd semester of 9th grade in the country's leading Comp Sci High School. (the profile is actually Math-Comp Sci, but this HS focuses more on Comp Sci, whereas other ones ...
3
votes
2answers
309 views

What's a good progression/path for self-educating from pre-algebra and beyond?

I never got very far in my math studies; I took zero math in college and had terrible teachers in high school. Fast forward to today and I'm a professional developer who's starting to feel that my ...
1
vote
1answer
346 views

What is the intuition behind the proof of Abel-Ruffini theorem in abstract algebra?

Is there a way to explain this proof in Wikipedia without knowing the abstract algebra too much or deep function experience? In addition, I don't how the abstract algebra work even after I look at an ...
3
votes
3answers
351 views

Learning basic math?

Not sure if this is appropriate here but I am failing my calculus class and I basically have to take the last year of college over again. College I am trying to transfer to said I don't have the ...
3
votes
2answers
337 views

Looking for a good precalculus/algebra reference

I'm working my way through Calculus, 9th ed. by Larson and Edwards in independent study. The problem is that many of the exercises and examples use a lot of algebra tricks that are glossed over and ...
7
votes
5answers
1k views

Good book for high school algebra

I'm gonna take a Calculus course next year, my professor suggest me to review high school algebra. I want to know, which book is good for refresh knowledge on high school algebra?
2
votes
0answers
205 views

Sharp (Reverse) Harmonic-Arithmetic Mean Bounds

Let $\mathbf{x} =$ {$x_{i}$} be a set of $n$ positive reals. In every good book on inequalities, one finds the classical result \begin{eqnarray} AM(\mathbf{x}) \geq GM(\mathbf{x}) \geq ...
2
votes
3answers
162 views

Are there publications or references describing N dimensional space divided by N-1 dimensional (hyper)planes?

As a teenager I was given this problem which took me a few years to solve. I'd like to know if this hae ever been published. When I presented my solution I was told that it was similar to one of ...