Question

Решить уравнение:

x²=2x+48

Answer 1

x² - 2x - 48 = 0
D = b² - 4ac = 4 + 192 = 196
x₁ = $frac{-b + sqrt{D} }{2a} = frac{2 + 14}{2} = 8$
x₂ = $frac{-b + sqrt{D} }{2a} = frac{2 - 14}{2} = -6$