Simple polynomial

  • Thread starter takercena
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  • #1
takercena
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1. Factorize (a-b)^3 + (a+b)^3

2. Attempt of solution are involving cyclic or/and homogeneous polynomials

I want to understand this clearly, can anyone explain this? The answer is 2a(a^2+3b^2)
 

Answers and Replies

  • #2
rock.freak667
Homework Helper
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1. Factorize (a-b)^3 + (a+b)^3

[I want to understand this clearly, can anyone explain this? The answer is 2a(a^2+3b^2)

Try expanding (a+b)^3 and (a-b)^3 and the simplifying, then factorizing.
 
  • #3
Defennder
Homework Helper
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What kind of explanation are you asking for?
 
  • #4
takercena
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What kind of explanation are you asking for?
Oh, nevermind, and thanks
 

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