:
1) , = 25 + aa1 (7 ) + 1
(1/2 - 12 ) = 44
2) 1 = 20 - 25 ( )
3) = 1 + 3 (5) ( ) 1 =1 + 3(5) 1 -
4) , 1/2 1 = (4 + 8 = 12 )
5) 1 k (2) - T; T = 0,45 2 = 0,90 ; k (1,8) - 45 x 1,8 = 81
6) T
7) l (0,40)
8) T , ( , ) = 1/2 + 1/2 80 + 16 = 96 -
9) a1, k .
