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22 Cards in this Set
- Front
- Back
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sin^2x + cos^2x = 1 |
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tan^2x + 1 = sec^2x |
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1 + cot^2x = cosec^2x |
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sin(A+B)= |
sinAcosB + cosAsinB |
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sin(A-B)= |
sinAcosB - cosAsinB |
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sin2A [which is also sin(A+A)]= |
sinAcosA + cosAsinA or 2sinAcosA |
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cos(A+B)= cosAcosB - sinAsinB |
cosAcosB - sinAsinB |
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cos(A-B)= |
cosAcosB + sinAsinB |
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cos2A= |
cos^2A - sin^2A or 2cos^2A - 1 or 1 - 2sin^2A |
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sin^2A = |
1 - cos2A __________ 2 |
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cos^2A= |
1 + cos2A __________ 2 |
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sin^2A _______ = 2 |
1 - cosA _________ 2 |
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cos^2A _______ = 2 |
1 + cosA _________ 2 |
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sin3A = |
3sinA - 4sin^3A |
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cos3A = |
4cos^3A - 3cosA |
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tan(A+B)= |
tanA + tanB ____________ 1 - tanAtanB |
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tan(A-B) = |
tanA - tanB ____________ 1 + tanAtanB |
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tan2A = |
2tanA ________ 1-tan^2A |
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tan3A = |
3tanA - tan^3A ________________ 1 - 3tan^2A |
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2sinAcosB = |
sin(A+B) + sin(A-B) |
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2cosAsinB = |
sin(A+B) - sin(A-B) |
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2cosAcosB = |
cos(A+B) + cos(A-B) |
