Question

2) Calcule a equação completa x² -6x + 5 = 0. * Urgenteee!!!​

Answer 1

Resposta:

${x}^{2} - 6x + 5 = 0 \\ {x}^{2} - x - 5x + 5 = 0 \\ x \times (x - 1) - 5(x - 1) = 0 \\ (x - 1) \times (x - 5) = 0 \\ x - 1 = 0 \\ x - 5 = 0 \\ x1 = 1 \: \: \: \: x2 = 5$