The value of a so that the equations (2 a-5) x^ 2 -4 x-15=0 and (3 a-8) x^ 2 -5 x-21=0…
Mathematics · JEE Main · NTA Exams — Complex Numbers and Quadratic Equations
The value of a so that the equations
\((2 a-5) x^{2}-4 x-15=0\) and
\((3 a-8) x^{2}-5 x-21=0\) have a common root, is
\((2 a-5) x^{2}-4 x-15=0\) and
\((3 a-8) x^{2}-5 x-21=0\) have a common root, is
- 4, 8
- 3, 6
- 1, 2
- None
Answer
(A) 4, 8
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