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Description and Tags
Pre-Calculus
9th
15 Terms
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1
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sin(u+v)
sinucosv+cosusinv
2
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sin(u-v)
sinucosv-cosusinv
3
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cos(u+v)
cosusinv-cosusinv
4
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cos(u-v)
cosucosv+sinusinv
5
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sin2u
2sinucosu
6
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cos2u
cos^2u-sin^2u
7
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tan2u
2tanu/1-tan^2u
8
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tan(u+v)
tanu+tanv/1-tanutanv
9
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tan(u-v)
tanu-tanv/1+tanutanv
10
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sin^2u
1-cos2u/2
11
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cos^2u
1+cos2u/2
12
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tan^2u
1-cos2u/1+cos2u
13
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sinu/2
sqrt(1-cosu/2)
14
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cosu/2
sqrt(1+cosu/2)
15
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tanu/2
1-cosu/sinu