Mathematics, 30.11.2020 14:00, chrismed2001

Simply the expression given below (3x^3+4x^2+4x-12)+(-5x^3+9x^2-9x+20 )

Simply the expression given below (3x^3+4x^2+4x-12)+(-5x^3+9x^2-9x+20)

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Simply the expression given below (3x^3+4x^2+4x-12)+(-5x^3+9x^2-9x+20 )
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