If The Equation  represents Two Lines Inclined At An Angle π, Then λ =

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Question

If the equation  represents two lines inclined at an angle π, then λ =

Solution

Correct option is

4/5

 

If the angle between the lines represented by  is π, then 

      

.

SIMILAR QUESTIONS

Q1

If the pairs of straight lines ax2 + 2hxy – ay2 = 0 and bx2 + 2gxy – by2 = 0 be such that each bisects the angles between the other, then

Q2

If  represents parallel straight lines, then

Q3

 

If the equation  represents a pair of perpendicular straight lines, then  

 

Q4

The equation  represents a The Pair of Straight Lines. The distance between them is

Q5

 

Let PQR be a right angled isosceles triangle, right angled at

P(2, 1). If the equation of the line QR is 2x + y = 3, then the equation representing the pair of lines PQ and PR is   

Q6

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Q7

The set of values of h for which the equation  represents a pair of real and distinct lines is

Q8

If one of the lines of  is a bisector of angle between the lines xy = 0, then m is

Q9

If one of the lines of the pair  bisects the angle between positive direction of the axes, then ab and h satisfy the relation.

Q10

If the equation  represents two parallel straight lines, then