阿摩線上測驗
登入
首頁
>
轉學考-離散數學
>
99年 - 99 淡江大學 轉學考 離散數學#55471
>
5. How many nonnegative integer solutions are there to the equation x
1
x
2
+ x
3
+ x
4
= 21 such that
(12 pts) Show enough work to get full credits.
其他申論題
6. Solve the following 2nd-order ordinary differential equation. (15 points) y" + 2y' + y = 4e-x.
#208747
7. Evaluate . (15 points)
#208748
3. Prove or disprove: If (mod 4), where a and b are integers, then (mod 4). (12 pts)
#208749
4. Find the smallest equivalence relation on {1,2,3} that contains (1,2). (12 pts) Justify your answer.
#208750
6. Apply Dijkstra’s Algorithm to find a shortest path from a to f. Indicate what is your shortest path and the total weight of the path. You must show every step in order to get full credits. (14 pts)
#208752
7. Use mathematical induction to prove that 3 divides n3+2n whenever n is a nonnegative integer. (15 pts) (3整除n3+2n, n為非負整數）（必須以歸納證明的方法證得）
#208753
沒有 【段考】高二數學下學期 權限，請先開通．
#208754
沒有 【段考】高二數學下學期 權限，請先開通．
#208755
沒有 【段考】高二數學下學期 權限，請先開通．
#208756
沒有 【段考】高二數學下學期 權限，請先開通．
#208757
阿摩線上測驗
登入
阿摩線上測驗
登入
(12 pts) Show enough work to get full credits.