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數學 高中

求救第55題 完全看不懂他要我幹嘛

Year slenue Req) = 1932 1958 +1000 q R 9)=-1000q =74 1963 1968 COM If the price in dollars of a stereo system is given by 1000 p(q) + 1000, 1000 ² q where q represents the demand for the product, find the mar- ginal revenue when the demand is 10. 54. Profit Suppose that for the situation in Exercise 53 the cost in dollars of producing a stereo systems is given by C(q) = 0.2q2 + 69 + 50. Find the marginal profit when the demand is 10. 59. Marginal Product of Labor The output y of a manufacturing y process is a function of the size of the labor force n using the function 1990 +1000 1971 1974 = 990 197 197 19 19 1 y = kVn. The marginal product of labor, defined as dy/dn, measures the rate that output increases with the size of the labor force, and is a measure of labor productivity. (a) Show that (c) Using the a cubic f respond the rate and 200 (d) Discus descri part ( the y (e) Exp data calc ful x C(x) = 58. Money 1955-7 dy k dn an (b) How can you tell from your answer to part (a) that as the size of the labor force increases, the marginal product of labor gets smaller? This is a phenomenon known as the law of diminishing returns, discussed more in the next chapter. 56. Profit An analyst has found that a company's costs and rev- enues in dollars for a product are given by x2 C and R(x) 2x 2 5000' respectively, where x is the number of items produced. (a) Find the marginal cost function. (b) Find the marginal revenue function. (c) Using the fact that profit is the difference between revenue and costs, find the marginal profit function. (d) What value of x makes the marginal profit equal O? (e) Find the profit when the marginal profit is 0. (As we shall see in the next chapter, this process is used to find marimum profit.) A wher in bi find year (a) (C) (e) nad since

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英文 高中

想問124

e HyRead ebook THE X Online Reader x Online Reader x O 29:06 min - Studying and x || > get 890 on the TOEIC x + - X E → c i service.ebook.hyread.com.tw/ebookservice/epubreader/hyread/v3/reader.jsp * : ► YouTube Google Keep 課程 • Notion Google Translate 13 Calendar 7 WORD UP Toggl Track e HyRead ebook ... Reading list TITSl Oruer. UECISION COMITIIee will be conveneu lor evaluation. (A) customarily (B) perfectly (C) repeatedly (D) obediently (A) Then (B) Next (C) Once (D) Always 123 McAfee Manufacturing is known as a company that makes uniquely ------- tools for the construction industry. (A) precise (B) precision (C) precisely (D) preciseness 129 Store managers will not ------- approve time off for employees during the peak season. (A) generalization (B) generalize (C) generally (D) general 124 Ms. Hogan, the director of personnel the company's revised manual for recruiting interns at tomorrow's meeting. (A) had been addressing (B) is addressing (C) will be addressed (D) should be addressed 130 The decision about company relocation will be ------- until the special meeting scheduled for next month. (A) deferred (B) resolved (C) organized (D) agreed 125 slow the high-speed printer may be, it is still making copies that are adequate for our purposes. (A) Rather (B) Seldom (C) Thoroughly (D) However x R! 126 Since the Wisconsin Daily is now available digitally, subscribers can read articles one 46:44 / 47:32 : ^ ENG 2:14 PM 2/13/2022

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英文 高中

請問可以幫我解釋一下29 跟32 的意思嗎

(D) arouses (2 VM)arlses 國國點(BBSes (C) rises 23. (Z2) (A) reject to (B) 人 和 (C) tend to (D) advocate to 24( 訪) (A) became (B) beceome (C) becomes (D) becoming 25.( 厂 (A) ends up (B)makes up (C) keeps up (D) looks up 人 THE Filrin (10%)(請忽略大小寫) The 只 on electronic cigarettes are on the rise in Te 說 months. Though 戰昌>? seen as ahealthiler, 6 traditional smoking, ercigarette duIckJy becomes a frown-at product that man ountries have tried to band. Take Tridia for example. In 2019, 2用banning all forms ofe-cigarettes, the government also announced the manufacturing, importing and selling them to be _286by up to three-year jprso喇呈 Meanwhile, China has 人08 for the US 0 瑟尖la Labs to sell e-cigarettes online- Ma只 S states have 同 呈 計 ee es as Well. Several ,甸 behind the vaping backlash are as followWs. First, 【 隔 ards impleme alnst the sale of fla Okers oo 史 e due to their tun flavors, 人人生 the known andq unknownhy 2 are_3接 5生 Tise in te 9 和 和 紀 micals can be added to the products and some mixture may cause 332 conseql offhe e-cigarettes are aso to many che on the e-clgarettes, some are worrled the bans 發名 the produets Will -330 an increase an 7 Jough no one )s opposed to_34_Kontrols 2 ) (D) leaikto/ | (brohibitions 罷鋪 / (4 ftennA 銜吮 (B) fatal 儿伯 (0 responsible有多 (AD) alternative %姓 (Ain addition to 上 (BC) pishable 注 買 / (48) 5Jarme 片儿- (AC) made GeGS, 7 Readzgg Coruprrejlens1og (0)

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英文 高中

請問第26題為什麼要選B?

roevicdecC / ON VtCneeY >Yv Yo 簡襄衣,世說文BR品蕊 On BO 5邊和如 tony i/14) -人多 NO Tehnters imy Store, forget me. 'He is King,”sai 7an: > Convineing 5 S King, Sald John Wanamaker. @ 26. 一 30. 題為題組 Re nthat Slogan was, in truth the shopper was cheated out ofthe crown. Although Imanufacturing efflclency increased the variety of goods and lowered PTIces, people Still relied on advertisements to get most informatlon about products. Through much of the past century, ads spoke to an audience 一27. just afew radio or TV cehannels or alimited number of publications./ Now media choice has exploded, and conSumers Select what they want from a far greater variety of sources 一especially with 28. the Internet, the consumer is finally seizing afew clicks ofa computer mouse. power. As our Survey shows, consumer power has great implications for companleS, because itis changing the way people shop. Many firms already claim to be“customer-driven”0Qr <eustomer-centered.2/Now their claims Will be tested as never before. Taking 29. 0 people will know 一and soon tell others, shoppers” 1gnorance Will no longer be poss1ble: even those without the Internet 一that prices in the next town are lower Gr that certaln goods are inferior. The Internet 1 Working wonders in 30. Standards. Good and honest firms should benefit most. B潑 29.(%) so (B) as (C) although (D yet A27.) do (B) falling for (C) opening his eye to (D) accustomed to ‧ 0 六NL1全0 (D) In tertms 0+

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