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age 18
visits member for 2 years, 4 months
seen May 7 at 0:55
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'ello fellas!


Jul
5
comment Simplifying to a certain expression structure
With the AC-method, I'm still not sure how would I reach $$4(n+1)^2-(n+1)$$
Jul
5
asked Simplifying to a certain expression structure
Jul
4
comment How to get the characteristic equation?
It.... IT WORKS. Awesome, thank you!!!
Jul
4
accepted How to get the characteristic equation?
Jul
4
asked How to get the characteristic equation?
Jul
3
comment Simplifying to a desired expression structure
I'm enlightened. Thank you.
Jul
3
accepted Simplifying to a desired expression structure
Jul
3
comment Simplifying to a desired expression structure
Ah! I... didn't see that. Somehow. I'm eager to see how to extract such though.
Jul
3
asked Simplifying to a desired expression structure
Jul
1
comment How to prove if a function is bijective?
You know, it had me thinking: according to your method to find out if it is injective, no matter what function I test it with, I always manage to get the final equality (x = y). How would a function ever be not-injective?
Jul
1
accepted How to prove if a function is bijective?
Jul
1
comment How to prove if a function is bijective?
"Subtract 3 and divide by 2, again we have (y−3)/2=f(x). As before, if f was surjective then we are about done" I'm not sure, but why would we be done there?
Jul
1
awarded  Yearling
Jul
1
comment How to prove if a function is bijective?
Sorry, yes, f is bijective. Thank you for clarifying that :)
Jul
1
revised How to prove if a function is bijective?
deleted 3 characters in body
Jul
1
awarded  Editor
Jul
1
revised How to prove if a function is bijective?
added 64 characters in body
Jul
1
comment How to prove if a function is bijective?
My apologies! Yes, f is a bijection.
Jul
1
asked How to prove if a function is bijective?
Mar
20
awarded  Commentator