TS EAMCET · Maths · Pair of Lines
If \(\theta\) is the acute angle between the pair of lines \(12 x^2+2 h x y+7 y^2=0\) and \(\tan \theta=\frac{8}{19}\), then \(h=\)
- A \pm 6
- B \pm 7
- C \pm 8
- D \pm 10
Answer & Solution
Correct Answer
(D) \pm 10
Step-by-step Solution
Detailed explanation
\(\because \quad\) Angle between the pair of lines is defined by…
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