Question

Solve : - x2 + x - 2=0​

Answer 1

Answer:

${x}^{2} + x - 2 \\ \\ {x }^{2} + 2x - x - 2 \\ x(x + 2) - 1(x + 2)$

$(x - 1)(x + 2) \\ x = 1 \\ x = - 2$

Answer 2

Answer:

x = 1 and X = -2

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