Secondary Math Blogaroony: Question (Quadratic identity): Find $A,B,C$ so $4x^2-9x-2=Ax(x+1)+B(x-1)+C$

Friday, 20 November 2015

Question (Quadratic identity): Find $A,B,C$ so $4x^2-9x-2=Ax(x+1)+B(x-1)+C$

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