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FACTORISATION

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  • (ax+by)^2 + (bx-ay)^2
    (x^2+y^2) (a^2+b^2)
  • (1-8a^3)
    (1-2a) (1+2a+4a^2)
  • x^2+3x+2+ax+2a
    (x+2) (x+a+1)
  • 25(2a-b)^2 - 81b^2
    4(5a-7b) (5a+2b)
  • x^2-3ax-88a^2
    (x+8a) (x-11a)
  • a^2+4b^2-3a+6b-4ab
    (a-2b) (a-2b-3)
  • x^4+x^2+1
    (x^2+1-x) (x^2+1+x)