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## Question

### Solution

Correct option is

#### SIMILAR QUESTIONS

Q1

or equal to

Q2

Given θ Ïµ (0,π/4) and t1 = (tan θ)tanθ t2 = (tan θ)cotθt3 = (cot θ)tanθand t4 = (cot θ)cotθ then

Q3

If x = sin αy = sin βz = sin (α + β) then cos (α + β) =

Q4

Q5

If tan x + tan (x + π/3) + tan (x + 2π/3) = 3, then

Q6

The equation cos 2x + a sin x = 2a – 7 possesses a solution if

Q7

sin 470 + sin 610 – sin 110 – sin 250 is equal to

Q8

Q9

If 3π/4 < α < π, then  is equal to

Q10