If the quadratic equations, 3x 2 + ax + 1 = 0 and 2x 2 + bx + 1 = 0 have a common root…
Mathematics · JEE Advanced · NTA Exams — Complex Numbers and Quadratic Equations
If the quadratic equations, 3x2 + ax + 1 = 0 and
2x2 + bx + 1 = 0 have a common root, then the value of the expression 5ab – 2a2 – 3b2 is
2x2 + bx + 1 = 0 have a common root, then the value of the expression 5ab – 2a2 – 3b2 is
- \(0\)
- \(1\)
- \(-1\)
- \(2\)
Answer
(B) 1
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