Question

Solution

Correct option is

            

          

          

Again for n ≥ 4, we have   

              

              

              

             

               

           

      

           

             

           

                                                                              [∴ P2 = 1, P0 = 2] 

           

                                                     [∴ 2P6 – 3P4 + 1 = 0 (as proved)]

SIMILAR QUESTIONS

Q1

Find the maximum and minimum values of 6 sin x cos x + 4 cos 2x.

Q2

 

Q3
Q6
Q7

Which of the following statement is correct

Q8

 then the value of tan α tan 2α tan 3α….tan(2n-1)α is equal to

Q9

The number of solution of the equation

  is/are

   

Q10

If tan x = 2b/(a – c) (a  c), y = a cos2 x + 2b sin x cos x + c sin2 c and z = a sin2 x – 2b sin x cos x + c cos2 x, then