SOLUTION: Hi, please help me solve this equation: Verify the identity - cos^2 Alpha + (tan^2 Alpha / sec^2 Alpha) = 1 Thanks!

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Question 395308: Hi, please help me solve this equation:
Verify the identity -
cos^2 Alpha + (tan^2 Alpha / sec^2 Alpha) = 1
Thanks!
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Since , we obtain

cos%5E2+%28alpha%29+%2B+sin%5E2+%28alpha%29+=+1 which is true for all values alpha.