**TI83F* Program file 03/08/08, 10:12 VERITRIG*TRIG)IDENTITIES*+*PROVE)ID)1*+A+*PROVE)ID)2*+B+*NUM)EXPLORE*+C??A?e?#X+X+0+360+5]?]]?]]?1:8c >1:8c >1c>1:2c >1:2c >1c?+]+]+?60+60+0+0?60+60+60+0?D??B?2c ?:4c ?1:8c ?1:8c ?0+0+1+60?1+0+1+60?60+60+60+0???D??C?1:8c >1:8c >1:2c >1:2c ???0+0+60+60?60+60+60+0?30+30+0+0?30+30+30+0?45+45+0+0?45+45+45+0??D??vs