Question

resolva a equação de 2° grau
x²-7x + 6=0


me ajudem pfvr ​

Answer 1

$x = \frac{−7+− \sqrt{} (− {7}^{2}) −4×1×6</p><p>}{2} \\ x = \frac{- 7 + - \sqrt{49 - 24} }{2} \\ x = \frac{7 + - \sqrt{25} }{2} \\ x = \frac{7 + - 5}{2} \\ \\ x _{1} = \frac{7 + 5}{2} = \frac{12}{2} = 6 \\ \\ x_{2} = \frac{7 - 5}{2} = \frac{2}{2} = 1$