Reply 7

The cofunction of cosine is sine. 90 levels or pi/2 subtracted by 4pi/3 can be -5pi/6, due to this fact the reply is sine([-5pi/6] x)

Reply 7

The cofunction of cosine is sine. 90 levels or pi/2 subtracted by 4pi/3 can be -5pi/6, due to this fact the reply is sine([-5pi/6] x)

Reply 7

The cofunction of cosine is sine. 90 levels or pi/2 subtracted by 4pi/3 can be -5pi/6, due to this fact the reply is sine([-5pi/6] x)

so cos (2/7) = sin (/2 2/7)= sin [(1/2 2/7) ]= sin (3/14)

Reply 7

This post is last updated on hrtanswers.com at Date : 1st of September – 2022