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"1 ⁄ α + 1 ⁄ β is equal to" Multiple Choice Questions (MCQ) on roots of quadratic equations with choices 1 ⁄ β, 1 ⁄ α, α + β ⁄ αβ, and α - β ⁄ αβ for free online courses. Solve solution of quadratic equations quiz questions for school certificate programs for online certificate courses.

MCQ: 1 ⁄ α + 1 ⁄ β is equal to

1. 1 ⁄ α
2. 1 ⁄ β
3. α + β ⁄ αβ
4. α - β ⁄ αβ

C

MCQ: The discriminant of 2x² + 5x - 1 is

1. 25
2. 30
3. 33
4. 35

C

MCQ: The solution set of equation x² - 9 = 0 is

1. {±4}
2. {4}
3. {±2}
4. {±3}

D

MCQ: When x is replaced by 1 ⁄ x and the given equation remains unchanged then it is said to be

1. linear equation