Recent questions tagged trig identity

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solve sinxcos(π/6) + sin(π/6)cosx= 1/√2
asked Dec 7, 2011 in Trigonometry Answers by anonymous | 838 views
1 answer
2sin(theta)^2+cos(theta)=1
asked Dec 5, 2011 in Trigonometry Answers by anonymous | 926 views
0 answers
find the place value of 4/5 of 20
asked Dec 1, 2011 in Pre-Algebra Answers by anonymous | 800 views
0 answers
find the place value of 4/5 of 20
asked Dec 1, 2011 in Pre-Algebra Answers by anonymous | 762 views
1 answer
Verify: cos(180° + x) = -cos x.
asked Nov 30, 2011 in Trigonometry Answers by anonymous | 1.6k views
1 answer
Solve each equation
asked Nov 30, 2011 in Trigonometry Answers by anonymous | 979 views
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