Решите уравнение [latex] x^{2} +5x-24=0[/latex]

[latex] x^{2} + 5x - 24 = 0[/latex] [latex]D = b^{2} - 4ac[/latex] [latex]D = 25 - 4*(-24) = 25 + 96 =121[/latex] [latex]x1 = \frac{-5+ \sqrt{121} }{2} = 3[/latex] [latex]x2= \frac{-5- \sqrt{121} }{2} = - 8[/latex]