Question

Arrange in ascending order

a. cos(40), cos(80), cos(120), cos(160)

b.sin(-90), sin(80), sin(-120), sin(30),

c. cos(130), cos(240), cos(-30), co380s

Answer 1

a. cos(160), cos(120), cos(80), cos(40)

b. sin(-90), sin(-120), sin(30), sin(80)

c. cos(130), cos(240), cos(-30), cos(380)