B¨ºn phi ca s b¨¤n chp s l¨¤ t l c¨¢ cc, t l cc ca i n¨¤o c t trc i ¨®. u ti¨ºn, bn n¨ºn chn nhng i c¨® ng cp ch¨ºnh lch d d o¨¢n b¨ºn n¨¤o s thng. D¨´ b¨®ng ¨¢ c¨® nhiu bt ng nhng hn 70% i b¨®ng mnh s gi¨¤nh chin thng. Trc khi bt u, cn chun b b b¨¤i ty 52 l¨¢, x¨¢o u v¨¤ x¨¢c nh ngi chia. Mi ngi nhn 9 l¨¢, chia tun t theo chiu kim ng h. Mt v¨¢n b¨¤i cng bng gi¨²p tng c hi thng. Ngi chia thng c chn ngu nhi¨ºn, v¨¤ c¨¢c l¨¢ c¨°n li to th¨¤nh nc r¨²t khi cn. X¨¢c sut l c hiu nh th n¨¤o? Kt lun Kim tra: Kim tra s tin l¨¬ x¨¬ trong mc ¡°Khuyn mi ca ti¡± Mc d¨´ b mn n¨¤y c¨® ba ca nhng theo nhiu cao th th¨¬ vic n¨®i khng vi ca ho¨¤ s l¨¤ b¨ª k¨ªp bt bi v¨¬ t l chin thng khi t cc v¨¤o ca ho¨¤ rt thp, ch di 10%. Vy n¨ºn nu nh bn t v¨¤o y th¨¬ c xem l¨¤ qu¨¢ nguy him v¨¤ cm t¨ªnh. Bn n¨ºn tp trung v¨¤o nh¨¤ c¨¢i thng hoc ngi chi thng nhanh ch¨®ng t¨¬m c chin thng. TH2. Bn chn ca i kh¨¢ch MU thng T¨®m tt ni dung C¨¢c bc thc hin v c¨´ng n gin, qua ¨® hn ch c c¨¢c ri ro xy ra. tham gia Cn ma l¨¬ x¨¬, ngi chi ch cn thc hin c¨¢c bc n gin sau: Trong c¨¢ cc th¨¬ khng c¨® g¨¬ l¨¤ tuyt i v¨¤ c¨¢c cng c n¨¤y cng vy. Ngi chi cn bit mt s hn ch sau trc khi s dng: D o¨¢n s ch¨ªnh x¨¢c Phn t¨ªch s n¨®ng-lnh, cp s, chu k lp

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