x² + px - 9 = 0
x₁ = 5
x₁ * x₂ = - 9
x₂ = - 9 * x₁ = - 9 : 5 = - 1,8
x₂ = - 1,8
- p = x₁ + x₂ = 5 - 1,8 = 3,2
p = - 3,2
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
x² + px - 9 = 0
x₁ = 5
x₁ * x₂ = - 9
x₂ = - 9 * x₁ = - 9 : 5 = - 1,8
x₂ = - 1,8
- p = x₁ + x₂ = 5 - 1,8 = 3,2
p = - 3,2