Question

Encontre o domínio da função

Answer 1

x²-5x+6>0
∆=25-24=1
$x = \frac{ - ( - 5) + - \sqrt{1} }{2} \\ x = \frac{5 + - 1}{2} \\{x}^{1} = \frac{5 + 1}{2} = \frac{6}{2} = 3 \\ {x}^{2} = \frac{5 - 1}{2} = 2$
D={x€IR/x<2 oux>3}