Posted by **roronoa zoro** on Wednesday, May 8, 2013 at 7:17am.

For a parameter a, suppose u is the smallest positive real number such that 100cos^2u−100sin^2u=a+25 and v is the largest negative real number such that 25√3sinv−75cosv=a. For how many integer values of a is u+v non-negative?

- trigonometry!!! please help me guys!!! -
**Anonymous**, Wednesday, May 8, 2013 at 10:41am
16

- trigonometry!!! please help me guys!!! -
**avvvvv**, Wednesday, May 8, 2013 at 12:59pm
wrong

- trigonometry!!! please help me guys!!! -
**Anonymous**, Saturday, May 11, 2013 at 10:44am
36

- trigonometry!!! please help me guys!!! -
**Anonymous**, Saturday, May 11, 2013 at 8:34pm
wrong

- trigonometry!!! please help me guys!!! -
**a**, Monday, May 13, 2013 at 10:07am
13

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