If \(
K + \frac{1}{K} + 2 = 0
\) and K < 0, then what is the value of \(
K^{11} + \frac{1}{K^{4}}
\)
If \(
x + \frac{1}{x} = 6,
\) then find the value of
\(
\frac{3x}{2x^2 - 5x + 2}
\)
If θ is an acute angle and tan θ + cot θ = 2, then the value of tan200θ + cot200θ is:
In the figure BCDE is a square and ABC is equilateral triangle then ∠ADC is: