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Question: Answered & Verified by Expert
If $\frac{x^2}{a}+\frac{2 x y}{h}+\frac{y^2}{b}=0$ represents a pair of straight lines such that the slope of one of the lines is twice the other, then $\frac{a b}{h^2}=$
MathematicsPair of LinesAP EAMCETAP EAMCET 2017 (25 Apr Shift 2)
Options:
  • A $\frac{9}{8}$
  • B $\frac{8}{9}$
  • C $\frac{2 \sqrt{2}}{3}$
  • D $\frac{3}{2 \sqrt{2}}$
Solution:
1783 Upvotes Verified Answer
The correct answer is: $\frac{9}{8}$
No solution. Refer to answer key.

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