If the bisectors of the lines $x^2-2 p x y-y^2=0$ be $x^2-2 q x y-y^2=0$, then

JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Medium

1 of 1

Application +4 | -1

If the bisectors of the lines

x^2-2 p x y-y^2=0

x^2-2 q x y-y^2=0

, then

View answer and explanation

Correct option: A

p q+1=0

Option A (

p q+1=0

) is correct because it represents the relationship between p and q when the bisectors of the lines

x^2-2 p x y-y^2=0

are

x^2-2 q x y-y^2=0

Practice All Chapter MCQs →

a x^2+2 h x y+b y^2+2 g x+2 f y+c=0

(-1,3)

y=2 x

a x^2+2 h x y+b y^2+2 g x+2 f y+c=0

y

4 x^2+2 \lambda x y-7 y^2=0

\lambda

3 x^2+2 h x y+3 y^2=0

h

3 x^2-3 h x y+4 y^2=0