:
 
() -> 8 -> .. 8

8

21.27



: 21,27. ) = 2 - 10 + 24; ) = 2 - 4; ) = 2 + 8: + 7; ) = 2 - 6 + 5.


21.27:
"* . ...... 7 - - .. ... ] ! ? .4 L j ^ 1 1 1 ..... .. j.. j / , 1 1 ! 1 1 .. - - f ? J -4 " \ 1 - '/ " s ! ? - lL . f 1 1 V 4L t /1.J U.J V. 4 . . J 4 2: 5 1 1 L * * ! - , ...... 1 ... . ,L' " ... . 1 L. : - ..... ..-V . W . - -SU. - 0) : t ... . 1 "4 ; .~... J ' 1 1 ; tW4i* j : LJ 4 Ô 1 1 ] .IL.L. f ft-J - ^ 1 4 j ...1 J 1 ...... . j j 1 1 ^" I L A. L 1 f" ; ...4 .1.1... .. 1 ^ 1 Ù j 1 J 1 -4/.- 1 LXU 1 j *** ?l 1 ! ? , L.J L J e i Mk 1 LJ .... 1 h* j f 1 L__J *C j "* [ w.M : q . 3LO -. V ! ? . 4 ...J 4 * |W< : ! IW 1 1 JT _ > -4 1 L_J ? --I . . L.J - * 㗲 - ! .J, ?EL J 1 L_J j ! "*" ?U . : 1 . ~i 1 ! . - -.... . 1 j Ai L . , . 1 . . rj f 1 *1 E . 1 II ^ LJ * j L-J : 11 f 3 ' 8 - 1 b-1 i NMnj P 1 , ~~ - LAU-l-J L.i.J.1A.J 4 H j \ 1 1 j = X2 lOx 4- 24 = ( = X2 4-8x4-7 (4~4)29 - 5)2 - 1 ) "-1- 4 r r r) ...... .... ri LJ J 1 1 1 J ' fi U IJ L . 11 r 1 1 ! X ...... i . 1... j i 4 J - h- 4 1 ... fl 1 ""1 -1 -- I , ; 8 -^4--2- 8--6 - * 4 i t- - ri ' "T ͑ 4 ғ4"' ...L- J rfii-r-H. Ó t.r-t-i-j-j 1 I I _J_ * ~1.1. " ! . ; : X2 4 = ( *2j 4 _ /.2 X2 6x4-5 = (-3)2-4

:

: 0.0/5 ( : 0)



:
20.19 20.20 20.21 20.22 20.23 20.24 20.25 20.26 20.27 20.28 20.29 20.30 20.31 20.32 20.33 20.34 20.35 20.36 20.37 20.38 20.39 20.40 20.41 20.42 21.1 21.2 21.3 21.4 21.5 21.6 21.7 21.8 21.9 21.10 21.11 21.12 21.13 21.14 21.15 21.16 21.17 21.18 21.19 21.20 21.21 21.22 21.23 21.24 21.25 21.26 21.2721.28 21.29 22.1 22.2 22.3 22.4 22.5 22.6 22.7 22.8 22.9 22.10 22.11 22.12 22.13 22.14 22.15 22.16 22.17 22.18 22.19 22.20 22.21 22.22 22.23 22.24 22.25 22.26 22.27 22.28 22.29 22.30 22.31 22.32 22.33 22.34 22.35 22.36 22.37 22.38 22.39 22.40 22.41 22.42 22.43 22.44 22.45 22.46 22.47 22.48


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