'i <0
T = US;
A - Śltfn x = ii A
k” A Cńft(ja)0
TT
VxC»r wAcos(w-0 VxtW 0^,4COS ( i? U
VXCV) C03 i?
Vx^“!» ^ - W*
S\n ^ = &in (*T O ¥ 2.7
1 * T fc
t * £ ' J s