## Question

### Solution

Correct option is

#### SIMILAR QUESTIONS

Q1

The value of x between 0 and 2π which satisfy the equation are in A.P. The common different of the A.P. is

Q2

The equation (cos p – 1)x2 + (cos p)x + sin p = 0 where x is a variable, has real roots if p lies in the interval

Q3

The smallest positive number p for which the equation cos(p sinx) = sin(pcos x) has a solution ∈ [0, 2π]

Q4

Number of solutions of pair xy of the equation sin x sin y = min{–1, α2 – 4α + 5}, α ∈ R (where 0 < x < π, – π < y < 0) is

Q5 then sin x lies in

Q6

Number of solution of the equation Q7

Let α β [– π π] be such that cos (α – β) = 1 and cos(α + β) = 1/e, The number of pairs of α, β satisfying the above system of equation is

Q8

The number of solution of the pair of equations 2sin2θ – cos2θ = 0 and 2cos2θ – 3sinθ = 0 in the interval [0, 2π] is

Q9

If sin 3α = 4 sin α sin (x + α) sin (x – α), then 864 sin2 x + 3620 cos2 x is equal to.

Q10

The number of values of x in the interval [0, 3π] satisfying the equation 2sin2x + 5sinx – 3 = 0 is: