Question

x²+x+2=4

resuelva mediante factorización ​

Answer 1

${x}^{2} + x + 2 = 4 \\ {x}^{2} + x + 2 - 4 = 0 \\ {x}^{2} + 2x - x - 2 = 0 \\ x(x + 2) - (x + 2) = 0 \\ (x + 2) \times (x - 1) = 0 \\ x + 2 = 0 \\ x - 1 = 0 \\ x = - 2 \\ x = 1$