The value of $$p$$ for which the equation $$x^2+p x y+y^2-5 x-7 y+6=0$$ represents a pair of straight lines is
- A$$\frac{5}{2}$$
- B5
- C2
- D2/5
✓ Correct answer: A
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The value of $$p$$ for which the equation $$x^2+p x y+y^2-5 x-7 y+6=0$$ represents a pair of straight lines is
Want the full step-by-step reasoning?
Question ID #140852 · NewNcert