Respuesta :

,We have the next expression

[tex](4x^2-2x+1)-(5x^2-7x-5)[/tex]

First we will multiplicate the sign minus with the trinomial (5x^2 – 7x - 5 )

[tex]4x^2-2x+1-5x^2+7x+5[/tex]

then we can sum like terms and we obtain the solution

[tex]-x^2+5x+6[/tex]

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