-1/2

4

1/2

-4

0.666666

1.333

3/2

1.25

1/2

-2

-1/2

2

cos a = 4/5; csc a = -5/3

cos a = -4/5; csc a = -5/3

cos a = 5/4; csc a = -5/3

cos a = 4/5; csc a = -3/5

cos a = -1/4; tan a = -√15)

cos a = 1/4; tan a = -(√15)

cos a = -1/4; tan a = -(√15)

cos a = -1; tan a = (√15)

tan x

csc x

sec x

sec²x

cos x

sin²x

cot²x

tan x

csc²

sin²x

cos²x

sec²x

csc²x

tan x

sin x

cos x

tan²x

sin²x

cot²x

cos²x