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Question

Solution

Correct option is

0

  

 

 

                                        

Now apply C1 – 4C3 so that new C1 becomes identical with C2 and hence ∆ = 0.

SIMILAR QUESTIONS

Q1

If ab and c are pth, qth and rth terms of an H.P.,

                           

Q2

                        

Q3

then n equals

 

 

Q4

  

Q5

 

Q6
Q7

Solve for x:

           

Q9

   

Q10

If the number of distinct real roots of