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1. Q=6 ,b=-tt ) C--8
@ =G'-t-l * s6-q 3'z L
c-b 6--Ll l2 /2 3
tAl
i) sh-q) + 1[z+zy)
',
?r- +L/x-I3
3I+4x z1tsy
-
7x*5J
3
^it')
1Z'X3x' = d
6xt 6x3
=d -2x
xe
7-3 < 3L-1
-3x+x<n+3
- 2x. < -Ll
x
o,'X>2-
3