Exercise
$\cot\left(x\right)^2-3\cot\left(x\right)-2=0$
Step-by-step Solution
Learn how to solve problems step by step online. Solve the trigonometric equation cot(x)^2-3cot(x)+-2=0. We can try to factor the expression \cot\left(x\right)^2-3\cot\left(x\right)-2 by applying the following substitution. Substituting in the polynomial, the expression results in. Add and subtract \displaystyle\left(\frac{b}{2a}\right)^2. Factor the perfect square trinomial u^2+-3+\frac{9}{4}.
Solve the trigonometric equation cot(x)^2-3cot(x)+-2=0
Final answer to the exercise
$x=,\:x=\:,\:\:n\in\Z$