Home
Forums
New posts
Search forums
What's new
New posts
Latest activity
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Latest activity
Menu
Log in
Register
Install the app
Install
Forums
What's new
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Latest activity
What's new
New posts
Latest activity
M
Maths Pro
replied to the thread
Induction theorem
.
surprisingly, it's not given in my book. Where can I find it? I mean I can google but I think I get what you are saying. First prove...
Jan 21, 2026
Dr.Peterson
replied to the thread
Induction theorem
.
The bold line is what you failed to state, which is essential. And, as @mrtwhs has pointed out, doing this without showing any specific...
Jan 21, 2026
M
mrtwhs
replied to the thread
Induction theorem
.
I think I understand what you are asking. Consider attempting to prove this by induction: If P(n)=1+2+3+\cdots+n then...
Jan 21, 2026
M
Maths Pro
replied to the thread
Induction theorem
.
Let us assume that P(k) is true 1.6+2.9+3.12....k(3k+3) =k^3+3k^2+2k+3...(1) Now to prove: P(k+1) is true i.e. to prove ...
Jan 21, 2026
M
Maths Pro
replied to the thread
Permutation and combination when letters are repeated
.
So when RR are adjacent we have 8x7!/4! ways of arranging them(considering RR as one unit), simultaneously keeping HH...
Jan 21, 2026
Dr.Peterson
replied to the thread
Permutation and combination when letters are repeated
.
And making silly errors is my middle name. Hopefully I would have counted letters before actually doing the work ... That sounds like...
Jan 20, 2026
F
fresh_42
replied to the thread
How Important Is Algebra for Getting a University Diploma?
.
It all depends on what you understand by algebra, how old you are, and what you want to study. The term is normally used as a...
Jan 20, 2026
blamocur
replied to the thread
Permutation and combination when letters are repeated
.
Personally, I found this problem difficult too. I'll try remembering to post my solution on Friday.
Jan 20, 2026
M
Maths Pro
replied to the thread
Permutation and combination when letters are repeated
.
I have learned only basics of combinatronics. I still face challenges to comprehend circular permutations. But I am trying. Topics...
Jan 20, 2026
M
Maths Pro
replied to the thread
Permutation and combination when letters are repeated
.
Yes that's exactly how it is.
Jan 20, 2026
S
scottbrandon
replied to the thread
How Important Is Algebra for Getting a University Diploma?
.
thanks in advance for any help
Jan 20, 2026
S
scottbrandon
posted the thread
How Important Is Algebra for Getting a University Diploma?
in
Beginning Algebra
.
Hi everyone! I’m working through Beginning Algebra here and it’s making me think about long‑term goals. For those planning to go to...
Jan 20, 2026
blamocur
replied to the thread
Permutation and combination when letters are repeated
.
Nitpicking is my middle name, but, still, there are 4, not 3, A's in MAHARASHTRA ;)
Jan 20, 2026
Dr.Peterson
replied to the thread
Permutation and combination when letters are repeated
.
That's what I guessed you meant; but you hadn't mentioned changing EE to E1E2, so I wanted to be sure. Before we try to go further, we...
Jan 20, 2026
Dr.Peterson
replied to the thread
Theorem for quadratic equations
.
Perhaps it will be clearer what you are trying to say if you give a couple examples.
Jan 20, 2026
Forums
What's new
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
Accept
Learn more…
Top