請問這題要怎麼算 方便的話可以付一下解題過程嗎？ 謝謝🙏🙏

10 第1章數列與級數 精熟練習 1 等差級數和的應用 若等差級數共有 23 項,已知 ap=5,則: (1) a+a^3=? (2) a2+ag++azz=? Grat MARS NANDABY

請問17題答案是D，但他跟ABC差在哪裏

15. (A) Unfortunately 第16.至20.題為題組 The five-pointed star drawn with five lines is known today as the pentagram. It is an ancient symbol which has held different meanings. Today, we can see the pentagram 16. as jewelry or designs on clothing. The Sumerians were the first to use the five-pointed star polygon. They wrote about the symbol in records 17. 3000 B.C. In the context of that civilization, the pentagram was a character in a writing system. The Babylonians, a culture with close historical links to Sumer, used the pentagram the planets. Its five points indicated five planets - Mercury, Venus, Mars, Jupiter, and Saturn. 18. In ancient China, the pentagram corresponded to Wu Xing, the five elements that make up the world: metal, wood, fire, earth, and water. In European folklore, it was said to come with magical properties. The 19. of the star affected its significance. With one point facing upward, the pentagram represented "white" magic (good). 20., with two points facing upward, the same symbol stood for "black" magic (evil). Nowadays the symbolism of the pentagram is still commonly used, but it is good to know more of its history than just a fashion statement. A 16. (A) wearing 17. (A) originated from (B) Precisely (B) worn (B) stemmed from (C) Deliberately (C) that wears (C) dated back to (D) Scarcely (D) to be worn (D) traced back to

大神們好！想問第17題怎麼判斷？CD不是都是追溯至⋯ 非常感謝😭祝您有美好的一天<3

第16.至20.題為題組 The five-pointed star drawn with five lines is known today as the pentagram. It is an ancient symbol which has held different meanings. Today, we can see the pentagram__ 16. as jewelry or designs on clothing. The Sumerians were the first to use the five-pointed star polygon. They wrote about the symbol in records 17. 3000 B.C. In the context of that civilization, the pentagram was a character in a writing system. The Babylonians, a culture with close historical links to Sumer, used the pentagram 18. the planets. Its five points indicated five planets - Mercury, Venus, Mars, Jupiter, and Saturn. In ancient China, the pentagram corresponded to Wu Xing, the five elements that make up the world: metal, wood, fire, earth, and water. In European folklore, it was said to come with magical properties. The 19. of the star affected its significance. With one point facing upward, the pentagram represented "white" magic (good). 20., with two points facing upward, the same symbol stood for "black" magic (evil). Nowadays the symbolism of the pentagram is still commonly used, but it is good to know more of its history than just a fashion statement. 16. (A) wearing (B) worn D17. (A) originated from (B) stemmed from (C) that wears (C) dated back to (D) to be worn (D) traced back to

想請問下方兩題， 16.主要是不知道as在那裡的作用(因為as看很久還是錯了)，以及為什麼要使用被動 17.是覺得四個都可以🥲 非常感謝！！

13. (A) if 14. (A) helps 15. (A) Unfortunately 第16.至20.題為題組 The five-pointed star drawn with five lines is known today as the pentagram. It is an ancient symbol which has held different meanings. Today, we can see the pentagram 16. as jewelry or designs on clothing. The Sumerians were the first to use the five-pointed star polygon. They wrote about the symbol in records 17. 3000 B.C. In the context of that civilization, the pentagram was a character in a writing system. The Babylonians, a culture with close historical links to Sumer, used the pentagram 18. the planets. Its five points indicated five planets - Mercury, Venus, Mars, Jupiter, and Saturn. In ancient China, the pentagram corresponded to Wu Xing, the five elements that make up the world: metal, wood, fire, earth, and water. In European folklore, it was said to come with magical properties. The 19. of the star affected its significance. With one point facing upward, the pentagram represented "white" magic (good). 20. with two points facing upward, the same symbol stood for "black" magic (evil). Nowadays the symbolism of the pentagram is still commonly used, but it is good to know more of its history than just a fashion statement. 16. (A) wearing (B) worn 17. (A) originated from (B) stemmed from U (B) unless (B) helping (B) Precisely B " (C) as (C) helped (C) Deliberately (C) that wears (C) dated back to (C)in reference to (D) when (D) help (D) Scarcely (D) to be worn (D) traced back to Din proportion to

請問17題的這四個選項分別差在哪！

第10至20題為選組 The five-pointed star drawn with five lines is known today as the pentagram. It is an ancient symbol which has held different meanings. Today, we can see the pentagram 16. as jewelry or designs on clothing. The Sumerians were the first to use the five-pointed star polygon. They wrote about the symbol in records 17. 3000 B.C. In the context of that civilization, the pentagram was a character in a writing system. The Babylonians, a culture with close historical links to Sumer, used the pentagram 18. the planets. Its five points indicated five planets - Mercury, Venus, Mars, Jupiter, and Saturn. In ancient China, the pentagram corresponded to Wu Xing, the five elements that make up the world: metal, wood, fire, earth, and water. In European folklore, it was said to come with magical properties. The 19. of the star affected its significance. With one point facing upward, the pentagram represented "white" magic (good). 20. with two points facing upward, the same symbol stood for "black" magic (evil). Nowadays the symbolism of the pentagram is still commonly used, but it is good to know more of its history than just a fashion statement. 16, (A) wearing 17. (A) originated from 18 (A) in favor of 19. (A) exhibition 20. (A) In reverse C D 18/ CB (B) worn (B) stemmed from (B) in light of (B) attribution (B) In particular (C) that wears (C) dated back to (C) in reference to (C) orientation (C) To some extent (D) to be worn (D) traced back to (D) in proportion to (D) illumination (D) By the same token

想請問紅筆處為何是要代n-1呢？

1 蜜蜂築蜂巢的速度如下:1星期後築了1個正六邊形蜂巢,2星期後築了7個正六邊形蜂巢, CAJEEN DLO 3 星期後築了 19 個正六邊形蜂巢, ...... " (1) { 1 An = Gn-i + 如下圖所示: 1星期後 2星期後 3星期後 按照這樣的速度與規律,令 a 是n星期後蜜蜂所完成的正六邊形蜂巢總數,試求: 9₁=1 (1)數列〈a>的遞迴式為 an = ani+6cn-1) (2)一般項 a = = It 12 (6 (n-1) 18 An=1+6+12+11+6(n-1) 2 ...... n-1 77 ( 64 6ń -6)) smARSAROKA (1) 2+n+6n-6n 6n-5n+2 2

求解這兩題謝謝惹 化學好難😭😭😭

9. 已知甲氣體+乙氣體→丙氣體之反應示意圖如附圖,若乙氣體的分子式為 A2,X 丙氣體的分子式可能為何?中量賞(8) A₂ A2 | A2 ( → ? AO ° Axby 甲 乙 (A) AB (B) AB2 (C) A₂B (D) A2B3 (E) A3B₂ MARS ( AxBy+3A2+2Am Bm ? 丙 (A) 1.2 (B) 32 (C) 4.0 (D) 4.8 (E) 6.0 a C U z 10312 || 2x+6=2nX奇偶 zy Im 10. 已知鐘乳石中含有碳酸鈣,其鈣元素、碳元素、氧元素的重量比為10:3:12, 59 則若將二氧化碳吹入澄清石灰水中生成碳酸鈣 10 克,其中鈣元素占多少克? 0-1- J80 8+3 CO2 + Ca(OH)2 +CaCO3 105. 10 EX10.

求解13 為什麼戊不可能是溫帶地中海

遠,水 月。 A B. ※下圖甲~辛為全球最常間的八種氣候圖,請依此圖回答下列11~15題 新加坡 艾柯亞巴 樂 溫哥華VANCOUVER-L! 文化 澳洲, 莫斯科MOSCOWER 1000 305 -20 30% 20 10 0 除 GREE 公茶 600 I secuf 另一二三产七八九十十十 SPRERAS 豐报告:23557 30G 200 100 302 oo L 片 2 100 500 400 300 200 另一二三路五天全人物中女生 各月收獲 1001 卡利時特 社: 30% 20 200 47 NE 有期限: 264 公編 1200 1100) 1800 jese -1500 700 JESB 1800 400 你 1280 100 an 馬賽MARSHEL BR 205 OPP 20 -20 村一二三路五六七八九十要十 再放整 加油區:3006 专沟限:18線 300 263 ……没错的女孩给哪个女 31001 12. 熱帶栽培業最佳區位通常位於何處? 【最料理營 每張價:58 20 10 -10 Jacol 老四班:19 300 200 100 一二五湖五六七八九中学中 啊 SHEER 早期限:1547 20 -204 科 保控溫:39 武區 (500 200 1390 攝氏 30r 第一二三线老将感少女中 2:00 1100 州 04 上海 甲 乙 丙 T 戊 己 11. 野生動物(草食及肉食性動物)最多,盜獵最猖獗的地區應在何處? 執 (A)甲(B)乙(C)丙(D)丁 原 第一二三四五人至八九, 料理 * 此譯版 華麗湯:56 均量:15 BUDDH 廣告: 庚 2001 500 201 北平 ene - PRE 原專線:13608訴:117 (A)甲(B)乙(C)T (D)庚溫地 13. 生長季與雨季不能配合,故特別重視灌溉的農業類型,又位於何處? (A) (B)(C)己(D)辛 是高欣農業的地區又應為何? 四海一今年有雨,秋冬雨多 400 V200 一二三路七层中中中 包激詢:630 辛

求解丙是什麼氣候

※下圖甲~辛為全球最常問的八種氣候圖,請依此圖回答下 红 卡利游特 20年 號 甲 动态 文 C气美版+ 圖:6.7 乙 Foor 300 200- 100 20 ot 20 丙 W MARSHEL 公級 Jibr 03 201 18845 4785 1600 1980 4-400 -450 200 180 20 15000 丁 AD {200} 1100² 10 五大A+++ 具 寫真 3459 124 VANCOUVER -1:01 -30 www 3800 戊 1300 14001 41 33001 3200 |-二五五六七段线中中中

17題的C、D選項的差別是什麼，為什麼不能選C?

The five-pointed star drawn with five lines is known today as the pentagram. It is an ancient symbol which has held different meanings. Today, we can see the pentagram 16. as jewelry or designs on clothing. The Sumerians were the first to use the five-pointed star polygon. They wrote about the symbol in records 17. 3000 B.C. In the context of that civilization, the pentagram was a character in a writing 18. system. The Babylonians, a culture with close historical links to Sumer, used the pentagram the planets. Its five points indicated five planets Mercury, Venus, Mars, Jupiter, and Saturn. In ancient China, the pentagram corresponded to Wu Xing, the five elements that make up the world: metal, wood, fire, earth, and water. In European folklore, it was said to come with magical properties. The 19. of the star affected its significance. With one point facing upward, the pentagram represented "white” magic (good). 20. with two points facing upward, the same symbol stood for "black" magic Fz2t62 (evil). Nowadays the symbolism of the pentagram is still commonly used, but it is good to know more of its history than just a fashion statement. BT 16. (A) wearing (B) worn (C) that wears YD) to be worn n 17 (A) originated from 14W+B) stemmed from Tan's (C) dated back to (04PA)B= (D) traced back to 23419