9.9∗1
∗789∗119;43
∋1&99
&2
?∗.(−3:3,837
8Ψ<ϑΣΙϑΘ,ϑΩΡΦΣ⊥
;∗78.43
7∗;.8.43
,∗57∂+9
+7∗.,∗,∗∋∗3;43
&2
<∗70894++
4∋∗7+1'(−∗
)&9∗.3&2∗
∋1'99∗7
.3)∗= '3)∗7:3,
?∗.(−3∗7
+./35&/∆∴ΡΞΩ
+./8&∃63(5)250(5
6∃7(//,7(&526629(53&%
+./35&
0,&+∃(/%2+/(1∋(5
)5!"ςΛΘϑΟΗΟ∆∴ΗΥ"ΠΠ
+,,
∃
0,&+∃(/%2+/(1∋(5
,
+∃/"+◊Π&8"ΕΡΩΩΡΠςΡΟΓΗΥΠ∆ςΝ