Question

 

value of α is

Solution

Correct option is

25

 

           

            

25a2 + 48a – 673 × 25 = 0 

⇒    (a – 25) (25a + 673) = 0   

⇒    a = 25 (Taking the integral value of a).

SIMILAR QUESTIONS

Q1

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

 

Q2

  equal to

Q3

 

 

Q4

 to

Q5
Q6

    

Q7

If θ and ∅ are acute angles such that sin θ = 1/2 and cos ∅ = 1/3 and cos ∅ = 1/3, then θ + ∅ lies in

Q8

The value of tan 3α cot α cannot lie in

Q9

For a given pair of values x and y satisfying x = sin αy = sin β, there are four different values of z = sin (α + β) whose product is equal to

Q10