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20 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Sin (u+v) |
Sinu cosv +cosu sinv |
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Sin (u-v) |
Sinu cosv - cosu sinv |
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Cos (u+v) |
Cosu cosv - sinu sinv |
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Cos (u-v) |
Cosu cosv + sinu sinv |
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Tan (u+v) |
Tanu+ tanv / 1-tanu tanv |
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Tan (u-v) |
Tanu - tanv /1+ tanu tanv |
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Sin2u |
2sinu cosu |
Double angle formula |
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Tan 2u |
2tanu /1-tan^2u |
Double angle formula |
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Cos 2u |
Cos^2u - sin^2 =2cos^2u-1 =1-2sin^2u |
Double angle formula |
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Sin u/2 |
=+-√1-cosu /2 |
Half angle formula |
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Cos u/2 |
+- √1 +cosu/2 |
Half angle formula |
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Tan u/2 |
1-cosu/sinu =sinu/1+ cosu |
Half angle formula |
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Sinu sinv |
1/2[cos (u-v) - cos (u+v)] |
Product to sum |
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Cosu cosv |
1/2[cos (u-v) + cos (u+v) |
Product to sum |
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Sinu cosv |
1/2 [sin (u+v) + sin (u-v)] |
Product to sum |
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Cosu sinv |
1/2 [sin (u+v) - sin (u-v) |
Product to sum |
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Sinu +sinv |
2 sin(u+v/2) cos(u-v/2) |
Sum to product |
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Sinu - sinv |
2 cos (u+v/2) sin (u-v/2) |
Sum to product |
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Cosu +cosv |
2 cos(u+v/2) cos (u-v/2) |
Sum to product |
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Cos u - cos v |
-2 sin (u+v / 2) sin (u-v /2) |
Sum to product |
