﻿ If the equation  represents a pair of lines, then k is equal to : Kaysons Education

# If The Equation  represents A Pair Of Lines, Then k is Equal To

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## Question

### Solution

Correct option is

4

We have,

This will represent a The Pair of Straight Lines, if

.

#### SIMILAR QUESTIONS

Q1

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

Q2

The angle between the The Pair of Straight Lines

Q3

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

Q4

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

Q5

The angle between the lines represented by , is

Q6

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

Q7

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

Q8

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

Q9

bisect angles between each other, then

Q10

The equation y2 – x2 + 2x – 1 = 0 represents.