Page 85 - aljaber
P. 85
@ @¶ìÿa@óÝy‹¾a@ u@ @WR
85% ( ) 80% ( ) 75% ( ) 60% ( )
[AMC82003] ( )
30% 12 20%
24 ( ) 20 ( ) 18 ( ) 15 ( )
. [AMC82004] ( )
12
. 18
15 ( ) 10 ( ) 9( ) 8 ()
[AMC82004] ( )
9() 8( ) 7 6 ()
.2 [AMC82004] (
7( )
.2
6543 )
249 210 ( ) 129 100 ( ) )
:
2 79 60 ( ) 49 40 ( )
[AMC82005] (
2 60
120 ( ) 30 ( ) 15 ( ) .
7.5 ( )