SOLUTION: I cannot solve this one.... verify the identity... cos^2(x)-sin^2(x) ----------- ----- = cos^2(x) 1-tan^2(x)

SOLUTION: I cannot solve this one.... verify the identity... cos^2(x)-sin^2(x) ----------- ----- = cos^2(x) 1-tan^2(x)

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Question 13574: I cannot solve this one....
verify the identity...
cos^2(x)-sin^2(x)
----------------- = cos^2(x)
1-tan^2(x)
Answer by rahman(247) (Show Source): You can put this solution on YOUR website!
Proof:
cos^2(x)-sin^2(x)
-----------------
1-tan^2(x)
=
=
=
=
=
=
=
OK
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