Question

find the domain of F(x) x²+3x-4​
its a rational function​

Answer 1

Step-by-step explanation:

$x {}^{2} + 3x - 4 \\ x {}^{2} + 4x - x - 4 \\ \\ = x(x + 4)1(x + 4) \\ =( x + 1)(x + 4) \\ x = - 1 \\ x = - 4 \\ \\ i \: hope \: help \: u$