求解第二題

10.一盒中有10個球,球上分別印有號碼1,2,3,4, ****** 10,試求: (1)由盒中一次取4球,則4球之號碼中第二小數目是5的情形有幾種?(5分) ②由盒中一次取4球,則4球之號碼恰2個連續自然數的情形有幾種? (1) 如:(1,2,4,7),(3,5,7,8),(2,5,6,9)(5分) -5 4x C2 = 40 (2) 12345678910 (1.2)、(9.10): other C2x2=42 C₁₂ x7 = 105 9組 42+105-2組連2 = 147-C2

不明白為什麼是8!/5! 解答也看不太懂 有沒有其他解法 或是比較容易懂的方便

(2) x1 -21 + 1 - 6 x 6 x 3 //÷x1=6x504=12 61x2 (3) (4) 6! 解 小 =6x5x3x2:188 Ged THE T 61 (5) 61 XID 31,x21 某班慶生會原訂的5個節目已排成節目單,開演前再增加3個新節目;若原來5個節目的 = 72 相對順序保持不變,則增加3個新節目後的節目單可以有 種安排。 題2 B ad 6x51=720 bx5!: 6x5x4

請教這題 謝謝😊 學生不是複數 為什麼不能選have

B (A)has married (B)has been married (C)was being married Dhad married 14. Do you have any idea S+V? Awhat is the topic of her speech Chow does the machine work B) what the topic of her speech is (D)how well is the factory equipped 15. Mary doesn't look angry. Her boyfriend (A)must be apologized (C)will have to apologize to her. (B)may have apologized D)could not have apologized 16. The number of American universities that offer scholarship to foreign students decreased. (A)has (B)is (C)are 1 (D)have

There will also be an animal friendly space,請問這句為什麼要在also後加be

請問第二題為什麼不能看成分裂句 然後第四題為什麼不選D

2. D 124 A ). (A) It (B) which (C) where (D)×(香 is no doubt that travel is a good way to broaden our horizons. 3. (C) Helen is riding a bike, with her hair (A) blow (A) Finish (B) That in (C) What (D) There in the wind. (C) blowing wob bomu (D) being blown (B) blew his last movie two years ago, he hasn't started to shoot a new movie yet. 5. (B) After finishing (C) After finished (D) After he finishing D ) Some Christians believe that God created the Earth and .5m sbasista the Earth is only 6,000 years old. tions of

想問第四題為什麼不能選C 謝謝🙏

111. 綜合測驗:15% • pose drult qi avil or salil olgooq vasi 26 have fascinated 1. of a e part lunches daily to The dabbawalas of Mumbai, i, India, have ated many people. They are boxed-lunch delivery organization that brings around 200,000 office and factory workers. Dabbawalas provide a very useful service. Since most Mumbai residents live in areas far from their jobs, it's inconvenient for them to bring their lunches on cramped public transportation. Dabbawalas always deliver the lunches the right location. They're able to do this because of their nearly-3./ operating system. collects around Each geographical area* employs around twenty-five dabbawalas, 4. 8, and details. outer delivery of 2. and to thirty lunch boxes boxes. Dabbawalas write special numbers and characters on each container's 5., they rarely lid to indicate the neighborhood, building, deliver a lunch box to the wrong place. Without a doubt, the service performed by these dabbawalas is a true model of success. el of successivo a god m' .01 (A) It wasn't mentioned in the passage. 90.87 Ji a geographical area 註: home-making (C) home-made BID 2251 (C) 1. (A) home-make eded (B) home-maki (D) making-home SD) 2. (A) at risk (C) by chance (bai (D) on time (B) & (A) classic list! (B) all the time (solo (C)(A) each of whom A (B) flawless (B) one of which (C) each of them JESSIES anoia ( handled 101 airli(D) swift (D) they all

想問這題怎麼解 謝謝🙏

uay (A) makes bed fliv (B) made 19 (C) making (A). Because of the rising sea levels, more and more people are living in areas Sugin B run the risk of being flooded. loorfbe of (A) where mom (B) that in (C) whom yod yod (D) what aud vd

在線急～ 請問圈起來的地方是什麼意思 謝謝

例題17 +2 Follo 4to. they 0.200 ♦硫酸銅水溶液的電解計算 以Pt為電極電解0.1M Cu(NO3)z(aq)溶液200mL,若電流1安培,通電16分5秒,則: (1)陰極析出Cu多少克?(原子量:Cu = 64,log2 = 0.3) (2) 陽極所生氣體在STP下為多少mL? (3) 電解後水溶液pH值為多少? Cu(NO3)2 + (u + 2ND 3cp 0 Lx64=0-32 ② ③ XS-1-01 9650-001) 96509 e? 命題焦點 電鍍

請問為什麼不能有that🥹

& (C) other; the others 4. Few people know A) how afraid was Adam BGA) (C) that how afraid Adam was TYTH while he was walking alone in the dark. (B) how afraid Adam was (D) Adam was afraid how 211 offor you

為什麼不能選A?

D 8. (A) It It be + (a)+ for Lp to UR. that s+V I was her stupidity that she believed every word the quack said. (B) Which (C) So (D) Such botosynthesis to take