阿摩線上測驗登入

首頁 > 轉學考-離散數學 > 103年 - 103 淡江大學轉學考離散數學#55464 > 試題詳解

(f) The coefficient of x²y in (x + 2y- 5)⁴ is
(A) 10
(B)-10
(C) 24
(D)-24
(E) None of above.

答案：登入後查看
統計： A(0), B(0), C(0), D(0), E(2) #1405629

其他試題

(b)Defme a functionf: N→ N such that f(n) = 4n2 + I. Then,fis one to one.(A) True (B)False. (N is the set of natural numbers)

(c) The negation of “Some people like pizza.” is (A) Some people like spaghetti.(B) Some people do not like pizza.(C)Everyone likes pizza.(D)Everyone does not like pizza.(E) None of above.

(d)Let A={a，{a}，{a，{a}}}. Then |A| =(A) 1 (B) 2 (C) 3 (D) 4 (E) None of above.

(e) Consider a rule for generating the terms of the sequence that begins 1,3,4, 8, 15, 27, 50, 92, , find the next term of the sequence.(A) 144 (B) 169 (C) 196 (D) 225 (E)None of above.

(g) The number of non-negative integer solutions in x+y+z = 8 is (A) 45 (B) 85 (C) 125 (D) 165 (E) None of above.

(h) Let =(A) 16 (B)24 (C)40 (D)48 (E)None of above.

1. Multiple Choice (單選題）（25 pts) (1) If k is the least numbers of integers must be selected from {1，3, 5,…，29} to make sure there is at least o： pair of these integers with the sum 26, then k is (A) 6-8 (B)9〜11 (C) 12〜14 (D) 14〜16 (E) none of above.

(2) If k is the maximum height of T where Tis a full binary tree with 101 vertices, then k is (A) 1~20 (B)21~40(C) 41~60 (D) 61~80 (E)≥81.

(3) If k is the smallest coefficient in the expansion of (2x + 3)5 then k is (A) 1 〜20 (B)21 〜40 (C) 41 〜6 (D) 61 〜80 (E)≥81.

(4) In 0， 2n， n4n and (-4)n these four numbers, the number of correct answers for the recurrence relation an = 8an-1 - 16an-2 is (A) 0 (B) 1 (C) 2 (D) 3 (E) 4 (所給的 4 個數字中是答案的; 個）

阿摩線上測驗

提供最完整的考試資料庫，包含歷年試題、詳解、申論題等學習資源，
幫助學生有效準備各類考試。

© 2008-2026 Yamol Tech Ltd. All Rights Reserved.
阿摩線上測驗--最強大的互動線上測驗版權所有

如有任何問題或建議，歡迎聯繫我們