1. @ tri1Jfi lr,r, cM #'*, rv/,'d il,,),
t c)-'
^ ta
^nlr-1
s"t *e/'
? @----- *n
rz)a c
u1 A,^fufi"cv) qT {rv /= KGt
0"
v = Q-rdX n( Fn)
r -z)
( 2't< 1o
Cqrr> c$,4 S
2o f lo-'
3
- AT-
(c
go lo-L
t
l-c_t) ,..
=- l.Lf r to
2tL
= 2.25 x lo