Diketahui tan α = –3/4, α di kuadran II. Tentukan nilai-nilai perbandingan trigonometri yang lain!
Jawab:
tan α = –3/4, α di kuadran II
sin α = 3/5
cos α = –4/5
cosec α = 5/3
sec α = –5/4
cotan α = –4/3
Diketahui tan α = –3/4, α di kuadran II. Tentukan nilai-nilai perbandingan trigonometri yang lain!
Jawab:
tan α = –3/4, α di kuadran II
sin α = 3/5
cos α = –4/5
cosec α = 5/3
sec α = –5/4
cotan α = –4/3