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Question

 

Solution

Correct option is

k1= 2k2

We can write

  

But

                            

        

SIMILAR QUESTIONS

Q1

If sin A, cos A and tan A are in geometric progression, then cot6 A – cot2 is equal to

 

Q3

If the value of

        

Is equal to k2, then k is equal to

Q4

  is equal to

 

Q5

 of k is equal to

 

Q6

If A and B are acute positive angles satisfying the equation 3 sin2 A + 2 sin2B = 1 and 3 sin 2A – 2 sin2B = 0, then A + 2B is equal to

 

Q7

  equal to

Q8

 

 

Q9

 to

Q10