Question

f(x)= 1/x^2+2 x-3
Dominio y Rango

Answer 1

El dominio es:

$f(x) = \frac{1}{ {x}^{2}} + 2x - 3 \\ \\ f(x) = 2x - 3 + \frac{1}{ {x}^{2} }$

2x - 3

1

–––– = { 0 }

x²

x²

✓