:
 
() -> 8 -> .. 8

8

28.6



28.6. ) X + 3 _ 2 + 3. X - X ) je + 1 X + 2 * - 1 je - 2 ) je + 2 je - 2 * - 2. 2 je ) 3jc + 2 je - je - 2 _ ^ je + 3


28.6:
2&6 ) * = 2^2,X 0, 3 ^ - 2sa = - =. g*^~gy*~8> = =*> ^+to-y-gt^-6x+9 _ Q ~yi-sf9 = 0 => 2 - 6 - 9 = , = -6, = $ = -3, = 9, xi(2 = /2 3v/2 (9) = 33\/2; ) - fre = 1, ^ 2 => - 1=5 - 1 = 0 =* (3x+l)(x-g-(g2(x+2)-x44 = ^ 2 _ 5 _ 2 - ;2 _ g + 4-2 -24-4 = 0= 2 64-4 = , b = 6, fc = 5 = , = 4, ճ,2 = - ^ = 3 %/2 - 4 = 3 \/5; ) = Sg*,x # 0, 2 = 22 +4 = ( - 2)( --2) => 22+4 = 28x4-4 => 2-12x4-4 = , = -12, = I = 6, = 4, 12 = /$ = 6 /62 4 = = 64\/2, xi = 4-4/2, 2 = - 4/2; ) $~ = 1, * # 3 =(3 4- 2)( 4- 3) - ( + 2)( - - 3) = ( 3)( 4- 3) = 2 4- 4- 6 - (2 X 6) = = X2 - 9 => X2 4- 12x4- 21 = 0, 6 = 12, = ? = , = 21, xi, = - \fW=c = -6 /2 - 21 = - \/I5.

:

: 5.0/5 ( : 1)



:
27.1 27.2 27.3 27.4 27.5 27.6 27.7 27.8 27.9 27.10 27.11 27.12 27.13 27.14 27.15 27.16 27.17 27.18 27.19 27.20 27.21 27.22 27.23 27.24 27.25 27.26 27.27 27.28 27.29 27.30 27.31 27.32 27.33 27.34 27.35 27.36 27.37 27.38 27.39 27.40 27.41 27.42 27.43 27.44 27.45 28.1 28.2 28.3 28.4 28.5 28.628.7 28.8 28.9 28.10 28.11 28.12 28.13 28.14 28.15 28.16 28.17 28.18 28.19 28.20 28.21 28.22 28.23 28.24 28.25 28.26 28.27 28.28 29.1 29.2 29.3 29.4 29.5 29.6 29.7 29.8 29.9 29.10 29.11 29.12 29.13 29.14 29.15 29.16 29.17 29.18 29.19 29.20 29.21 29.22 29.23 29.24 29.25 29.26 29.27 29.28


:





 




© 2006-2018 Math.com.ua
bigmir)net TOP 100 Rambler's Top100