題庫堂
檢索
題庫堂
首頁
數學
英文學習
政治學
統計學
經濟學
藥理學
中醫藥物學
財政學
法學知識
公共行政
警察學
BI規劃師
財務管理
公共衛生學
工程經濟學
電力電子學
當前位置:
首頁
2. 設sinθ , -cosθ 是方程式 √ 3x-x+k=0的兩根,則下列何者正確?
問題詳情
2. 設sinθ , -cosθ 是方程式 √ 3x-x+k=0的兩根,則下列何者正確?
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
上一篇 :
【題組】32. (A) declined (B) declining (C) decline (D) being declined
下一篇 :
【題組】23. (A) thinking (B) looking (C) surpassing (D) regarding
資訊推薦
16. 設某溫度的華氏溫度讀數為攝氏溫度讀數的 2.8 倍,則此溫度為(A) 300 K (B) 305 K (C) 310 K (D) 320 K。
17. ( )如下圖,設 a、b 為相同材質的兩個金屬球,b 球的質量是 a 球的兩倍。a 球溫度是 29℃,b 球溫度是 17℃,槽中水溫是 21℃。現在將兩個金屬球都放入水中,然後等待它們達到熱平
【題組】33. (A) man (B) anyone who (C) those who (D) people that
17.兩物體 A、B 發生迎面碰撞,碰撞後 A 和 B 都朝 A 原來移動的方向運動。則下列推論何者正確? (A)碰撞前 A 動量的量值一定比 B 大 (B)碰撞前 A 的動能一定比 B 大 (C)碰
(B)Before World War II, the Nazi government of Germany adopted a policy on racial purity, and killed
一、⑴常模(norm)的意義和功用為何?(10 分)
【題組】16. Steve __________ all his classmates in the swimming class. He is like a fish in the water.(A
III. Words in Context 10%After getting the message that our one-year old son, Conrad, had fallen int
【題組】9. Observers started __________ Facebook after learning that people visited the website more oft
【題組】25. (A) names (B) named (C) naming (D) was named
(2)承(1),在可行解區域R之下,求目標函數 P=4x+2y 的最大值=___________。
17. To set up a commercial website, you need a professional web __________.(A) resident (B) perfumer
【題組】10. Mary and Melissa have been __________ who should be responsible for the loss of the case.(A)
【題組】26. (A) to drag (B) dragging (C) been dragged(D) being dragged
Part 2: Reading and WritingI. Choose the best answer to complete the sentence. 11% (Studio Classroom
【題組】11. To be a __________, you have to master at least one foreign language.(A) cluster (B) compose
【題組】27. (A) publish(B) published (C) publishing (D) to publish
【題組】(2)附中貨運公司分配使用貨車的方法數共幾種?【6分】
II. Cloze 15%(A)On the journey of life, we are fated to experience sorrow and loss. In fact, all sun
【題組】12. Families __________ on major holidays like Mid-Autumn Festival and Chinese New Year.(A) hook
【題組】28. (A) give (B) will give (C) have given (D) had given
【題組】20. (A) facing (B) faced with (C) come for (D) run into
(C)Christopher Reeve was an actor of great ability who played superman in four movies. (29), he was
11.一個市面上購買的離子交換淨水器裝有陽離子交換劑,飽和後,以濃食鹽水沖洗,至少耗用234克食鹽才能再生利用,此淨水器最多可吸收多少莫耳鈣離子? (Na=23,Cl=35.5) (A)0.5 (B)
12. 日常生活中,常被用來檢驗硬水的物質是: (A)石灰水 (B)肥皂水 (C)石蕊試紙 (D)酸鹼指示劑 (E)軟水。