Recent questions tagged trig identity

1 answer
cos2x+cosx=0
asked Jan 9, 2014 in Calculus Answers by anonymous | 1.0k views
1 answer
2 sin^ (x/2) -1
asked Nov 12, 2013 in Trigonometry Answers by anonymous | 526 views
1 answer
solve (1/2)*2tan 2x + sin x
asked Oct 15, 2013 in Trigonometry Answers by max | 624 views
1 answer
5[3+2(x-6)]=3x-1
asked Oct 10, 2013 in Algebra 1 Answers by Savannah | 515 views
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