engineering mathematics MCQ #4334

If α, β are the roots of x² - x - 1 = 0, then 1/α + 1/β = ?

engineering mathematics MCQ #4334

  1. Question 1

    Q1. If α, β are the roots of x² - x - 1 = 0, then 1/α + 1/β = ?

    • A) -1
    • B) 1
    • C) 0
    • D) 2

    Answer: -1

    Explanation: 1/α + 1/β = (α + β) / αβ = (1) / (-1) = -1, using sum and product of roots.