x₁ = - 3 x₂ = 8
x₁ + x₂ = - 3 + 8 = 5
x₁ * x₂ = - 3 * 8 = - 24
x² - 5x - 24 = 0
x₁+x₂= -p -3+8= -p 5= -p p= -5
x₁*x₂=q -3*8=q -24=q
ур-е: x²-5x-24
