Cot^4 x-csc^2=5. [0,2π) Find X?
#cot^4 x-csc^2=5. [0,2π)" Find "x# ?
1 Answer
Mar 7, 2018
Explanation:
Assuming that you mean:
Substitute
Distribute the -1:
Combine like terms:
Factor:
We must discard the second factor because it is imaginary:
In case you do not have an inverse cotangent function on your calculator, this is the same thing: