dyland987 dyland987

12-07-2016
Mathematics

contestada

I don't understand how to do this?
Let f(x) = x2 − 2x + 2 and g(x) = x − 3. Find f(x) ⋅ g(x

Respuesta :

apologiabiology apologiabiology

12-07-2016

multiply the functions
(x^2-2x+2)(x-3)=
(x^2-2x+2)(x)+(-3)(x^2-2x+2)=
(x^3-2x^2+2x)+(-3x^2+6x-6)=
x^3-2x^2+2x-3x^2+6x-6=
x^3-2x-3x^2+2x+6x-6=
x^3-5x^2+8x-6

f(x)g(x)=x^3-5x^2+8x-6

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