Mathematics Senior High about 6 yearsago

数A順列です 両方教えてください 順列の数え方はわかるのですが、3番目や4番目がどうなるのか分かりません

@@⑥@のの 馬只6 Gi: との5 文字を並べたものお アルファベット順に, 1番目 abcdc、 2番目abced,。 ……, 120 番目 edcba と番号を付ける。 【細理科大! () cbeda は何番目か。 1 ) 40番目は何か。 時本1 本 EE

English Senior High about 7 yearsago

解ける人お願いします！

則1 次の各英文の空所に入れるのに最も遠当なものを。 ①②④の中から 1 つずつ選べ< 1 TWs necessary to | | the problem without delay. ① discums about ⑨ discossfor ③ dimcnsswith ⑨ dimcn 2. Ken's decided to get Martha. ① mamied ③ marrying 。 ③ married to ③④ married with 3. How manyofyou| |themeeting? ① attended @④ attended at ③ attendedon ④ attendedfor 4 The professor was 則so she| |mbedalldaylong @ lm @ My @ se @ se 5. The problem | | becausehe didnt have the right to vote- の ame @ amsed ⑧ arose ③④ aronsed 6 When he entered the oBice, she was aheady| |. の semtmg @ seated @ st ⑨ sat 7。 Honesty sometimes does not | | nnderthepresent tax system. make @ ge ⑨ emm ⑨ pay 8. Hs speech | | foreracty thirty minutes. の kept @ he ⑨ went @ lasted 9 Which wonld yon prefer, tea or cofleei" *Eitherwm[ |* ⑥ have @ ee ⑧ take ON 10. The traffic here is always very slow. We cannot [| |itanylonger. ⑨ send @ lose Eee 0 "Did you see the James Bond movie on TV 1ast might

Mathematics Senior High over 8 yearsago

124番の1.2を教えてください。

History Junior High over 8 yearsago

全部わかりません、。 教えてください!!