JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

The angle between the pair of lines whose equation is

4 x^2+10 x y+m y^2+5 x+10 y=0

, is

View answer and explanation

Correct option: B

\tan ^{-1} \frac{3}{4}

Option B (

\tan^{-1} \frac{3}{4}

) is correct because the equation represents a pair of straight lines when m=4, and the angle between them is calculated using the formula.

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