Question

$x2 - 5 \times + 6 = 0$
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Answer 1

Explicação passo-a-passo:

${x}^{2} - 5x + 6 = 0 \\ {x}^{2} - 2x - 3x + 6 = 0 \\ x \times (x - 2) - 3(x - 2) = 0 \\ (x - 2) \times (x - 3) = 0 \\ x - 2 = 0 \\ x - 3 = 0 \\ x = 2 \\ x = 3 \\ x1 = 2 \: \: \: \: \: \: x2 = 3$