Question

If the equation  represents two straight lines, then the product from the origin on these straight lines, is

Solution

Correct option is

 

 

Let l1x + m1y + n1 = 0 and l2x + m2y + n2 = 0 be the lines represented by the equation

      .   

Then,   

      

                                     

    

        

Now,  

       

      

      

SIMILAR QUESTIONS

Q1

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

Q2

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

Q3

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

Q4

 bisect angles between each other, then

Q5

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

Q6

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

Q7

 

Distance between the pair of lines represented by the equation   

       

Q8

If the angle between the The Pair of Straight Lines represented by the equation , where ‘λ’ is a non-negative real number. Then, λ =

Q9

 

The equation  

    

represents a pair of parallel straight lines, if

Q10

If  represents two parallel straight lines, then