Trigonometric EquationHard
Question
If cot θ cot 7θ + cot θ cot 4θ + cot 4θ cot 7θ = 1 then θ =
Options
A.nπ, n∈Z
B.(2n + 1) π/2, n∈Z
C.nπ + (-1)n π/2, n∈Z
D.
, n ∈ Z
, n ∈ ZMore Trigonometric Equation Questions
The real value of θ for which the expression 1+i cosθ1-2i cosθ is a real number is (n ∈ I)Â...The number of solutions of the equation sin(ex) = 5x + 5-x is...The trigonometric equation sin-1 x = 2 sin-1 a, has a solution for...The number of distinct solutions of sin5θ . cos3θ = sin9θ . cos7θ sin [0, π/2] is-...If cos θ = - and π < θ < , then the value of 4 tan2 θ - 3 cosec2 θ is equal to -...