TS EAMCET · Maths · Quadratic Equation
If the sum of two roots of the equation \(x^3-7 p x^2+5 q x-6 r=0\) is zero, then
- A \(5 p=\frac{6 q}{7 r}\)
- B \(5 q=\frac{6 r}{7 p}\)
- C \(5 r=\frac{6 p}{7 q}\)
- D \(p q r=35\)
Answer & Solution
Correct Answer
(B) \(5 q=\frac{6 r}{7 p}\)
Step-by-step Solution
Detailed explanation
Here \(\alpha+\beta+\gamma=7 \mathrm{p}\) Now \(\gamma=7 \mathrm{p}\)…
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