sec^2 A
1 + tan^2 A
cosec^2 A
1 + cot^2 A
sin(A±B)
sinAcosB ± cosAsinB
cos(A±B)
cosAcosB - sinAsinB
+
tan(A±B)
tanA + tanB
—————
1 - tanAtanB
sin2A
2sinAcosA
cos2A
cos^2 A - sin^2 A
2cos^2A -1
1-2sin^2A
tan2A
2tanA
———
1 - tan^2 A
Last changed8 months ago