trigonometric ratios of negative angles Flashcards
1
Q
sin (-θ)
A
- sin θ
2
Q
cos (-θ)
A
cos θ
3
Q
tan (-θ)
A
- tan θ
a. mathematics 101 > trigonometric ratios of negative angles > Flashcards
sin (-θ)
cos (-θ)
cos θ
tan (-θ)