Question

Solve algebraically over the interval 0 <= x <= 2pi. Round to the nearest hundredth.
csc^2 x = 5

x = 0.46 and -0.46

Answer 1

csc is 1/sin

1/(sin x)^2 = 5

Answer 2

recall

\[\sqrt{u^2}=\left| u \right|= +u ~~if ~~u \ge 0~~~~~or~~~~~-u~~if ~~u<0\]

Answer 3

So how you solve this?