Studied by 19 peopleodd/even function symmetry, translation, pythagorean, compound angle, double angle
sin(-θ)
-sin(θ)
cos(-θ)
cos(θ)
tan(-θ)
-tan(θ)
csc(-θ)
-csc(θ)
sec(-θ)
sec(θ)
cot(-θ)
-cot(θ)
sin(π/2 - θ)
cos(θ)
cos(π/2 - θ)
sin(θ)
tan(π/2 - θ)
cot(θ)
csc(π/2 - θ)
sec(θ)
sec(π/2 - θ)
csc(θ)
cot(π/2 - θ)
tan(θ)
sin²(θ) + cos²(θ)
1
sec²(θ)
1 + tan²(θ)
csc²(θ)
1 + cot²(θ)
sin(α ± β)
sin(α)cos(β) ± cos(α)sin(β)
cos(α ± β)
cos(α)cos(β) ∓ sin(α)sin(β)
tan(α ± β)
(tan(α) ± tan(β)) / (1 ∓ tan(α)tan(β))
sin(2θ)
2cos(θ)sin(θ)
cos(2θ) (i)
cos²(θ) - sin²(θ)
cos(2θ) (ii)
2cos²(θ) - 1
cos(2θ) (iii)
1 - 2sin²(θ)
tan(2θ)
(2tan(θ)) / (1 - tan²(θ))
Note
Flashcard