SOLUTION: determine the exact and simplified value of cos^2(40°)-2tan60°sec30°. include a picture of the two special triangles.

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Question 1182299: determine the exact and simplified value of cos^2(40°)-2tan60°sec30°. include a picture of the two special triangles.
Answer by ikleyn(52752) About Me  (Show Source):
You can put this solution on YOUR website!
.

As the problem is written, printed, posted and presented, it has a few sense (if any . . . )



        Please  DO  NOT  POST  IT   never again  to this forum.


                              Thanks.