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12 Cards in this Set
 Front
 Back
tan(x)

sin(x)/cos(x)


sin^2(x)+cos^2(x)

1


sin(x+y)

sin(x)cos(y)+cos(y)sin(x)


cos(x+y)

cos(x)cos(y)sin(x)sin(y)


sin(2x)

2sin(x)cos(x)


cos(2x)

12sin^2(x)


sec^2(x)

1+tan^2(x)


sin(xy)

sin(x)cos(y)cos(x)sin(y)


cos(xy)

cos(x)cos(y)+sin(x)sin(y)


tan(x+y)

(tan(x)+tan(y))/(1tan(x)tan(y))


tan(xy)

(tan(x)tan(y))/(1=tan(x)tan(y))


tan(2x)

(2tan(x)/(1tan))
