## Question

### Solution

Correct option is

pq + 1 = 0

The equation of the bisectors of the angles between the lines x2 – 2pxy –y2 = 0, is This must be same as x2 – 2qxy – y2 = 0  .

#### SIMILAR QUESTIONS

Q1

The difference of the tangents of the angles which the lines make with X-axis, is

Q2

The product of perpendiculars let fall from the point (x1y1) upon the lines represented by ax2 + 2hxy + by2, is

Q3

The angle between the The Pair of Straight Lines Q4

The pair of lines represented by 3ax2 + 5xy + (a2 – 2)y2 = 0 are perpendicular to each other for

Q5

The angle between the pair of lines represented by 2x2 – 7xy + 3y2 = 0, is

Q6

The angle between the lines represented by , is

Q7

If the angle θ is acute, then the acute angle between Q8

If θ is the acute angle between the lines given by x2 – 2pxy + y2 = 0, then,

Q9

If the coordinates axes are the bisectors of the angles between the pair of lines ax2 + 2hxy + by2 = 0, then

Q10

If the equation represents a pair of lines, then is equal to