SOLUTION: trying to help son and need starting point problem is: (cscx + cotx) (cscx-cotx) = 1 just a formula setup would be great.

Question 1019681: trying to help son and need starting point problem is:
(cscx + cotx) (cscx-cotx) = 1
just a formula setup would be great.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
(cscx + cotx) (cscx-cotx) = 1
-------
csc^2 - cot^2 = 1
That's an identity.
---
If it's not recognized:
Multiply by sin^2
1 - cos^2 = sin^2
cos^2 + sin^2 = 1 - Pythagorean Identity
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