Respuesta :

A vertical translation is given by:

[tex]\begin{gathered} y=f(x)+k \\ k\in\R \end{gathered}[/tex]

so:

[tex]f(x)=x^2+1[/tex]

In this case, k = 2, so:

[tex]\begin{gathered} y=f(x)+2 \\ y=x^2+1+2 \\ y=x^2+3 \end{gathered}[/tex]

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