/ 2 2 \ | n *cos (x) | n*|-1 + --------------|*sin(x) | 2 2 | \ 1 - n *sin (x)/ ------------------------------ ________________ / 2 2 \/ 1 - n *sin (x)
/ 2 2 2 2 4 2 2 \ | n *cos (x) 3*n *sin (x) 3*n *cos (x)*sin (x)| n*|-1 + -------------- - -------------- + --------------------|*cos(x) | 2 2 2 2 2 | | 1 - n *sin (x) 1 - n *sin (x) / 2 2 \ | \ \1 - n *sin (x)/ / ---------------------------------------------------------------------- ________________ / 2 2 \/ 1 - n *sin (x)