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Co - ordinate Geometry Pair of Lines

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If the acute angle between the pairs of lines 3x² - 7xy + 4y² = 0 and 6x² - 5xy + y² = 0 be θ₁ and θ₂ respectively, then

A. θ₁ = θ₂

B. θ₁ = 2θ₂

C. 2θ₁ = θ₂

D. 2θ₁ = 2θ₂

E. None of the above

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Correct choice: B

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Pair of Lines

Eamcet Mathematics
Co - ordinate Geometry Pair of Lines