Respuesta :
Let's first write the expression of the function we need.
[tex](w \circ r)(x) = w(r(x)) = 2 - x^{2} - 2 = x^{2}[/tex]
From here, we can easily conclude that the range is
[tex][0, +\infty[[/tex]
[tex](w \circ r)(x) = w(r(x)) = 2 - x^{2} - 2 = x^{2}[/tex]
From here, we can easily conclude that the range is
[tex][0, +\infty[[/tex]