## Question

### Solution

Correct option is

2

We have, Comparing this equation with ax2 + 2hxy + by2 =0, we have Let m1 and m2 be the slopes of the lines represented by the given equation. Then, and,   #### SIMILAR QUESTIONS

Q1

If the slope of one line in the pair ax2 + 4xy + y2 = 0 is three times the other, then a =

Q2

The combined equation of the pair of lines through the origin and perpendicular to the pair of lines given by ax2 + 2hxy + by2 = 0, is

Q3

Equation of The Pair of Straight Lines drawn through (1, 1) and perpendicular to the pair of lines 3x2 – 7xy + 2y2 = 0, is

Q4

The equation to the pair of lines perpendicular to the pair of lines 3x2 – 4xyy2 = 0, is

Q5

If the slope of one of the lines given by ax2 + 2hxy + by2 = 0 is 5 times the other, then

Q6

If the pair of lines ax2 + 2hxy + by2 = 0 and ax2 + 2hxy + by2 = 0 have one line in common, then (ab’ – ab)2 =

Q7

If one of the lines given by ax2 + 2hxy + by2 = 0 may be perpendicular to one of the lines given by ax2 + 2hxy + by2 = 0, then (aa’ – bb’)2 =

Q8

If the slope of one of the lines represented by ax2 + 2hxy + by2 = 0 be the square of the other, then Q9

The combined equation of the images of the pair of lines given by ax2 + 2hxy + by2 = 0 in the line mirror y = 0, is

Q10

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