Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#51 2012-08-16 02:34:48

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 85,315

Re: Adding and Subtracting Polynomials

Yes, I did. It is humming to itself POTO while displaying bala sharks. The massage did not work.


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Offline

#52 2012-08-16 02:39:55

anonimnystefy
Real Member
From: The Foundation
Registered: 2011-05-23
Posts: 15,507

Re: Adding and Subtracting Polynomials

Let me look at the analogue of what you are doing. When you are playing pleasant tunes and showing pleasant images, that you had to compose yourself, to your boss, that relaxes you, too?


“Here lies the reader who will never open this book. He is forever dead.

“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

Offline

#53 2012-08-16 02:44:08

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 85,315

Re: Adding and Subtracting Polynomials

It really does not matter, it still sees dots.


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Offline

#54 2012-08-16 03:03:36

anonimnystefy
Real Member
From: The Foundation
Registered: 2011-05-23
Posts: 15,507

Re: Adding and Subtracting Polynomials

Do you see anything between the a and the b here:

?

Last edited by anonimnystefy (2012-08-16 03:03:49)


“Here lies the reader who will never open this book. He is forever dead.

“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

Offline

#55 2012-08-16 03:05:02

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 85,315

Re: Adding and Subtracting Polynomials

What do you see?

View Image: 2012-08-16_080440.gif

In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Offline

#56 2012-08-16 04:03:16

bob bundy
Moderator
Registered: 2010-06-20
Posts: 6,336

Re: Adding and Subtracting Polynomials

I see this

Bob

View Image: test dots.gif

You cannot teach a man anything;  you can only help him find it within himself..........Galileo Galilei

Offline

#57 2012-08-16 05:04:23

anonimnystefy
Real Member
From: The Foundation
Registered: 2011-05-23
Posts: 15,507

Re: Adding and Subtracting Polynomials

I see the same image Bob sees. And the LaTeX code shows a(long dash)b


“Here lies the reader who will never open this book. He is forever dead.

“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

Offline

#58 2012-08-16 05:08:58

SlowlyFading
Member
Registered: 2012-06-12
Posts: 149

Re: Adding and Subtracting Polynomials

I pretty much lost what you guys were talking about..

So, I'm just going to post a revised version of #17..

17.


Answer:

I really hope that's correct..
If it isn't would someone just tell me the correct answer?


I'm just here to get some help with an online math course I'm taking.

Offline

#59 2012-08-16 05:18:54

bob bundy
Moderator
Registered: 2010-06-20
Posts: 6,336

Re: Adding and Subtracting Polynomials

hi Slowlyfading,

Sorry but it is not correct.

It is very hard to see where you are making mistakes when you only post your answer and not all the steps in between!

original posting of question post #18


Clear the brackets:
Note all the sign changes from the second bracket.

Collect like terms:

Simplify:

Hope that helps,  smile

Bob


You cannot teach a man anything;  you can only help him find it within himself..........Galileo Galilei

Offline

#60 2012-08-16 05:37:06

SlowlyFading
Member
Registered: 2012-06-12
Posts: 149

Re: Adding and Subtracting Polynomials

Thanks so very much!


I'm just here to get some help with an online math course I'm taking.

Offline

Board footer

Powered by FluxBB