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Mathematics 11 Online
OpenStudy (__meggaan):

Prove that the following Trigonometric Identity is valid: 1/(sin⁡(y)-1)-1/(sin⁡(y)+1)=-2sec^2 (y) I have this question for Geometry and I am just really confused. Can someone help me please?

OpenStudy (__meggaan):

@sammixboo

OpenStudy (__meggaan):

@ELI-ITE

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