Question

(x -2) (x+2)-(x-3)²=-1тендеуын шешыныз​

Answer 1

Ответ:

$(x - 2) \times (x + 2) - ( x - 3 {)}^{2} = - 1 \\ x {}^{2} - 4 - (x {}^{2} - 6x + 9) = - 1 \\ x {}^{2} - 4 - x {}^{2} + 6x - 9 = - 1 \\ - 13 + 6x = - 1 \\ 6x = - 1 + 13 \\ 6x = 12 \\ x = 2$