x² - 17x + p = 0
x₁ = - 7
x₁ + x₂ = 17
x₂ = 17 - x₁ = 17 - (- 7) = 17 + 7 = 24
x₂ = 24
x₁ * x₂ = p
p = - 7 * 24 = - 168
p = - 168
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Verified answer
x² - 17x + p = 0
x₁ = - 7
x₁ + x₂ = 17
x₂ = 17 - x₁ = 17 - (- 7) = 17 + 7 = 24
x₂ = 24
x₁ * x₂ = p
p = - 7 * 24 = - 168
p = - 168