問題詳情
6. 請寫出下列各二元一次聯立方程式解的形式，請以「唯一解」、「無解」或「無限多組解」來回答：
(1) 
：【 ⑦ 】。
參考答案
答案：B
難度：非常簡單0.909091
統計：A(1),B(60),C(3),D(1),E(0)
內容推薦
- ( ) 已知 ，試問 m+n之值為何？(A) 4(B) 5(C) 6(D) 8
- 下列何種操作方式可以縮短債券投資組合的存續期間？(A)買進長期債券，賣出短期債券 (B)賣出債券選擇權(C)買進付固定、收浮動的利率交換合約 (D)買進公債利率期貨
- 下列何者非 TAIFEX 目前已推出的外匯期貨合約？(A)美元兌人民幣期貨合約 (B)美元兌日圓期貨合約(C)歐元兌美元期貨合約 (D)美元兌澳幣期貨合約
- Keelung is the _____ city in Taiwan.(A) northernmost (B) north (C) mostly north (D) northest
- 凡機關職位空缺或出缺時，由在職低級人員升任補充之制度為下列何種制度？(A)贍徇制 (B)外補制 (C)內升制 (D)折衷制
- 下列選項，何者正確無誤？(A)甲：「請問貴庚？」乙：「敝姓張。」(B)甲：「請問令妹在何處高就？」乙：「舍妹任職於國家圖書館。」(C)甲：「請問令堂能夠出席晚宴嗎？」乙：「家父明天一定準時到。」(D
- 假設一投資組合報酬之年波動率為 20%、股價指數期貨價格之年波動率為 35%，而商品現貨價格與期貨價格間的相關係數為 0.92，為規避投資組合之曝露風險，則避險比例(Hedge Ratio)最接
- 當選擇權的標的物相同時，對於價平契約，下列敘述何者是正確的？(A)美式買權權利金總是會大於美式賣權(B)美式賣權權利金總是會大於美式買權(C)無支付股利，歐式買權權利金總是會大於歐式賣權(D)
- Paul didn’t go to university, so he only has a high school _____.(A) paper (B) document (C) grad
- 有關人事制度「部外制」之缺點，下列何者正確？(A)人事組織分散於各部，可滿足各部人才設備(B)行政、立法機關常不能與人事行政機構密切配合，未能發揮功能(C)人事機構雖獨立於行政部門外，對實際行
內容推薦
- Taipei 101 is the most famous _____ in the city and attracts many tourists from in and outside t
- 下列哪一個方程式無實數解？(A)(B)(C)(D)
- Most children _____ their parents and talk like them.(A) love (B) follow (C) imitate (D) hear
- On the way back from the US, we only had a 2-hour _____ in Tokyo and couldn’t leave the airport
- Jessie is taking the afternoon _____ to see her mother in the hospital.(A) off (B) out (C) away
- Smoking on the MRT is _____ forbidden and the fine is not a small amount.(A) usually (B) probabl
- Willy has no idea where his sister Judy is. He hasn’t heard _____ her for months.(A) about (B) f
- The marathon will be held this Saturday, _____. It cannot be postponed.(A) sun or rain (B) dry o
- Harry really liked the new Mazda, but the price was over his _____.(A) money (B) target (C) pock
- Ann has the habit of _____ once every two weeks.(A) go to movie (B) see movie(C) seeing the movi
- The research team needs to hurry up because the project is _____ schedule.(A) late (B) falling (
- Peter usually takes his time to eat because he really _____ a nice meal.(A) enjoys to have (B) e
- At present, the official _____ age is 65 in government agencies in Taiwan.(A) retire (B) retired
- 依據麥克波特(Michael Porter)運用 5 力模式選擇的競爭策略，提供獨特而為顧客喜愛的產品，如蘋果公司(Apple)創新的產品設計，即是採取_____策略。
- Jill almost got hit by a motorcycle because she _____ with her cell phone when crossing the stre
- It normally _____ about 20 minutes to go to work by car.(A) spends me (B) takes me (C) costs me
- I lived next door to ______ when I was a kid. I know every one of them.(A) Johnson families (B)
- Steve takes his daughters to _____ kites in the park every Sunday if it is a sunny day.(A) blow
- 情境領導理論(situational leadership theory, SLT)使用任務與關係行為 2 項領導構面，考慮各構面的高低程度結合出 4 種領導風格，其中認為部屬處於有能力卻不願意去
- 一、請寫出下列反應式之主要產物。（請表示正確的化學式，每小題 4 分，共 40 分）【題組】⑴
- December is the last month of a year. It _____ November.(A) goes after (B) comes after (C) is pa
- Ken seems unable to keep a job. He _____ in six different companies in the past two years.(A) ha
- Generally, it is considered impolite _____ when other people are talking.(A) to interrupt (B) to
- 預算編列中總結不同單位的收入與支出預算，以計算各單位的利潤貢獻稱為_____預算。
- 若x＋3y是9的負平方根， 2x＋3y是49的正平方根，則x＝＿＿＿(12)＿＿。