trig equations
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25 Terms
Sin²x + cos²x =
1
y = seckx dy/dx =
ktankxseckx
Sinx / cosx =
Tanx
Cotx (1) =
1 / tanx
Cosecx =
1 / sinx
Secx =
1 / cosx
Tan²x =
Sec²x - 1
Cot²x =
Cosec²x - 1
Sin2x =
2sinxcosx
Cos2x = (in terms of cos and sin)
Cos²x - sin²x
Cos2x = (in terms of sin)
1 - 2sin²x
Cos2x (3) =
2cos²x - 1
Tan2x =
2tanx / 1 - tan²x
Sin x + y =
Sinxcosy + cosxsiny
sin x - y =
Sinxcosy - cosxsiny
Cos x + y =
Cosxcosy - sinxsiny
Cos x - y =
Cosxcosy + sinxsiny
Tan x + y =
Tanx + tany / 1 - tanxtany
Tan x - y
Tanx - tany / 1 + tanxtany
y = tankx dy/dx =
ksec²kx
y = seckx dy/dx =
ktankxseckx
y = cotkx dy/dx =
-kcosec²kx
y = coseckx dy/dx =
-kcoseckxcotkx
Cotx = (in terms of cos and sin)
Cosx/sinx