Grade

Type of questions

Mathematics Senior High

数学のAの質問です 71の(1)(2)、74の(1)(2)の問題の解き方について教えてください!

同じ条件のもとで繰り返すことができ, その結果が偶然によって決まる実験や観測を 試行という。 また、試行の結果として起こる事柄を事象という。 ◆試行と事象 1 2 1つの試行において、起こりうる結果全体を集合Uで表すとき, U自身で表される事 象を全事象, Uのただ1つの要素からなる集合で表される事象を根元事象という。 ◆確率 るとき,これらの根元事象は同様に確からしいという。 同様に確からしい ある試行において,どの根元事象が起こることも同程度に期待でき ある試行におけるすべての根元事象が同様に確からしいとする。こ のとき,事象Aの起こる確率P(A) は 事象 A の確率 事象 A の起こる場合の数 n(A) P(A)=起こりうるすべての場合の数n(U) LA TRIAL □ 71 次の問いに答えよ。 p.41 例 10 (1)10円硬貨1枚,50円硬貨1枚,100円硬貨1枚を同時に投げるとき, 表裏の出方をすべて示せ。 ただし, Uは全事象 (2) 赤,青,白,黒の4色の玉が1個ずつ入った袋がある。同時に2個の玉 を取り出すとき,玉の出方をすべて示せ。 A □2 1個のさいころを投げるとき, 次の場合の確率を求めよ。 (1) 4以下の目が出る確率 (3) 6の約数の目が出る確率 (2) 3の倍数の目が出る確率 ■ 赤玉2個と白玉4個の入った袋から玉を1個取り出すとき, 白玉の出る 確率を求めよ。 →教p.42 例 11 →教p.42 例 11 4枚の硬貨を同時に投げるとき,次の場合の確率を求めよ。 (1) すべて裏が出る。 (2) 1枚だけ表が出る。 小 →教p.42 例 12 「少なくとも1枚だけ表が出る」 (すべて表以外) 育ってきました。 1- 10 英文を揃えやすい! に合わせる事で英文がキレイに。 土曜日の朝に 105 場合の数と確率

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TOEIC・English Undergraduate

自分の回答があっているか不安なので、4第答えて頂きたいです。 自分の回答はこちらには見にくくなってしまうため書いていません。

Working with words 1 Complete the review of a hotel. Use the answers to complete the puzzle and find the European city where the hotel is located. HOTEL REVIEWS This first-class hotel and conference centre welcomes guests from all over the world. Its 1 facilities are second to none. There are 300 en-suite rooms and five apartment suites. For business guests, it has ten meetings rooms, two of which are big enough to be used as halls. 2 The hotel can also organize events such as guided 3 around the town centre for conference 4 and hotel guests who enjoy a bit of 5 For food-lovers, the four-star restaurant serves regional 6 every evening. All in all, this is a top-class for business and for pleasure. 7 6 1 A fa 0 il i t 1 e S 2 Replace the words in italics (1-8) with the phrases from the list. Add a pronoun if necessary. you hotel? look around meet up with show someone around 3 freshen up eat out pick someone up check in drop someone off Pedro It's difficult to park here. Can I stop and leave drop you off in front of the 1 Sabrina Sure, I'll register 2 and then I'd like to have a wash, and change my clothes 3 Pedro If you like, tonight I can give you a tour of 4 the old city. We could by eat in a restaurant 5 the port. Sabrina That sounds great! I'd rather walk about and See 6 the city than stay in my hotel room. Pedro I'll collect you 7 8 8.30 p.m. We'll see Alberto and Maite in the main square. at Business communication 1 Put the words in the correct order to make expressions. 1 meet person / it's / nice / to / you / in It's nice to meet you in person 2 have / did / finding / you/ any / trouble / us? 3 worry / signing / don't / about / in 4 through / programme / I'll / run / today's 5 this my / come / way / to / office 6 need building / you'll / this / enter / badge/ the / to 7 reception / sure / make / in / at / you / sign 2 Raymond Roberts has an appointment with Janet Rose. He has just arrived at HBG premises. Complete their conversation with the phrases from the list. let me take your bag can I get you a drink Welcome to HBG publishing I thought you could catch up again how was your journey You'll need this Make sure you 1 Raymond Good morning, I'm here to see Janet Rose. Janet Hello, I'm Janet. ¹ Welcome to HBG publishing. Raymond It's nice to meet you in person. Janet Likewise. So, 2 Raymond Well, there were traffic jams on the motorway and I got a little bit lost in the industrial park. Janet Don't worry. That happens to everyone. Anyway, 3 - I'll store it in my office. Raymond I'll hang on to it if you don't mind. It's got all my stuff in it. Janet Well, if you change your mind just tell me. And 4 Raymond Thanks. I'll have a cup of tea, please. Janet Sure, I'll just get that for you in a second. First of all, I'll run through the schedule. 5 start by meeting Karen Rankin this morning and then we'll 6 at lunchtime. Raymond OK. And will I see Malcolm Briscoe? Janet Yes, in fact he's joining us for lunch. One other thing. security pass. at all times. 7 It's your 8 wear it

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