Factorise -6x+x^2+9 – InterviewSolution

1.

Factorise -6x+x^2+9

Answer»

Step-by-step EXPLANATION:

LET's REARRANGE first

x^2-6x+9

x^2-3x-3x+9

x(x-3)-3(x-3)

(x-3)(x-3)

or (x-3)^2

Hope It HELPS

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