Evaluate the following expression, using a calculator if necessary. If the answer does not exist, indicate "DNE." csc^-1(-.01)csc−1(−.01) Enter your answer in radians rounded to four decimal places?
csc^-1(-.01)csc−1(−.01)
1 Answer
Apr 6, 2018
DNE
Explanation:
This is the arc cosecant function.
You calculator is unlikely to have a key for this function.
We can use instead the fact that:
So we use:
We can see without using a calculator, that:
The sine ratio for real numbers is always in the interval:
or:
This means there are no real number solutions to this.
DNE