An ESL Learner

An ESL Learner

回覆: 2

2010-02-28 3:08 pm

What is the part-of-speech of "Google" in "Google Maps" or "Google Books"?

An ESL Learner

回覆: 3

2010-01-19 7:04 am

我想問真正的 \”ta-cue\” 點串？

An ESL Learner

回覆: 2

2010-01-17 10:44 am

Why the word "logic" in "Philosophy of Logics" by Susan Haack need to add an s?

An ESL Learner

回覆: 4

2009-12-29 7:42 am

Why footballers always get angry?

An ESL Learner

回覆: 3

2009-12-27 10:48 am

If we use our foreheads to butt football (the round one) over an extended period of time, will we unable to co?

An ESL Learner

回覆: 1

2009-12-27 7:36 am

If we use our foreheads to intercept the football (the round one) over an extended period of time, will it ...?

An ESL Learner

回覆: 4

2009-12-25 6:09 pm

When do we use this kind of adjective and noun [eg:science essay (science = noun) scientific essay......?

An ESL Learner

回覆: 3

2009-12-25 5:47 pm

Do "philosophical essay" and "philosophy essay" have difference?

An ESL Learner

回覆: 4

2009-12-25 1:27 pm

Why the word "divide" in "six divided by three" is past tense?

An ESL Learner

回覆: 3

2009-12-05 4:30 pm

Is muscular pain caused by lactic acid?

An ESL Learner

回覆: 2

2009-12-04 10:39 am

Let a_n be the number of solutions of x + 2y = n where x and y are non-negative integers. By using the genera?

An ESL Learner

回覆: 1

2009-12-04 10:31 am

Let m_n be the number ways to form "mountain ranges" with n upstrokes and n downstrokes that all stay above th?

An ESL Learner

回覆: 2

2009-12-04 10:25 am

Let p_n be the number of ways to arrange n pairs of parentheses such that they are correctly matched. Show ...?

An ESL Learner

回覆: 1

2009-12-04 10:17 am

Find the expansion of each of the following generating functions:?

An ESL Learner

回覆: 2

2009-12-04 10:16 am

Find the closed form of the generating function A(x) for the following a_n.?

An ESL Learner

回覆: 2

2009-12-04 10:08 am

Suppose there are n straight lines on a plane such that every pair of straight lines intersects and no three..?

An ESL Learner

回覆: 10

2009-12-02 10:33 am

What is the difference between "see a movie" and "watch a movie"?

An ESL Learner

回覆: 9

2009-11-23 1:53 pm

How to study philosophy?

An ESL Learner

回覆: 1

2009-11-20 2:27 pm

By considering (1 + x)^(n + 1), show that 1 + (1/2)*n!/[1![(n - 1)!] + (1/3)*n!/[2![n - 2)!] + ... + 1/(n + 1)?

An ESL Learner

回覆: 3

2009-11-20 1:21 pm

Prove that ∑k*C(n, k) = n2^(n - 1)?

An ESL Learner

回覆: 2

2009-11-20 11:22 am

Show that c(n, 0)*c(n, 1) + c(n, 1)*c(n, 2) + ... + c(n, n - 1)*c(n, n) = (2n)!/[(n - 1)!(n + 1)!]?

An ESL Learner

回覆: 6

2009-11-19 3:15 pm

Is philosophy being concerned in western countries, such as United States?

An ESL Learner

回覆: 2

2009-11-13 3:49 pm

How many positive numbers smaller than 10^n such that their digits are non-decreasing from left to right (e.g.?

An ESL Learner

回覆: 1

2009-11-13 9:45 am

A 5-card hand is randomly drawn from a standard 52-card deck. What is the probability of getting "three of a k?

An ESL Learner

回覆: 3

2009-11-13 9:43 am

In a round-robin tournament every player plays every other player. Suppose we give each person 2 points for a?

An ESL Learner

回覆: 3

2009-11-13 9:35 am

What is the number of ways to color n objects with 3 colors if every color must be used at least once?

An ESL Learner

回覆: 1

2009-11-13 9:34 am

How many positive numbers smaller than 10^n such that their digits are non-decreasing from left to right?

An ESL Learner

回覆: 1

2009-11-13 9:28 am

Find the number of all 10-digit integers in which no two consecutive digits are the same.?

An ESL Learner

回覆: 2

2009-09-20 6:16 am

病毒能在空氣中生存嗎？（以流感病毒為例）

An ESL Learner

回覆: 1

2009-09-20 6:09 am

如果口罩濕了還有效嗎？

An ESL Learner

回覆: 2

2009-09-13 11:15 am

Where can I download LaTeX Equation Editor?

An ESL Learner

回覆: 8

2009-09-11 6:02 pm

How to open .rar file?

An ESL Learner

回覆: 3

2009-09-11 5:16 pm

Can signal from the router transfer to the homeplug that connects to the computer through a glass?

An ESL Learner

回覆: 4

2009-09-06 11:25 am

Can electromagnetic field cause humans' hallucinations?

An ESL Learner

回覆: 6

2009-09-04 5:04 pm

Can a RAM cause system crash?

An ESL Learner

回覆: 4

2009-09-04 4:28 pm

I have seen two files "ntuser.dat" for many times. I want to delete them!?

An ESL Learner

回覆: 1

2009-08-28 6:58 pm

Can I download the Kindle files (e.g. Kindle books) from Amazon.com to computer and read them?

An ESL Learner

回覆: 5

2009-08-23 6:39 pm

How to read "mobile"?

An ESL Learner

回覆: 5

2009-08-18 11:38 am

Which mathematical theorem has been proved at most?

An ESL Learner

回覆: 1

2009-08-11 5:08 pm

Using Gauss's Lemma, prove that for any odd prime p???????

An ESL Learner

回覆: 1

2009-08-08 4:46 pm

Let p be an odd prime. If c is a quadratic residue mod p, prove that there are only two solutions for the ....?

An ESL Learner

回覆: 1

2009-08-08 4:13 pm

Let x in Z*_m (_m = subscript m) such that ord(x) = n. If x^i = x^j = (mod m), prove that i = j (mod n)????

An ESL Learner

回覆: 3

2009-08-03 3:32 pm

Show that for any positive integer "a" such that gcd(a, p) = 1 and a^(p - 1) = 1 (mod p)?

An ESL Learner

回覆: 6

2009-08-03 3:29 pm

What is the prime factorization of 17?

An ESL Learner

回覆: 7

2009-07-27 11:31 am

Factoring????????????????????

An ESL Learner

回覆: 4

2009-07-22 3:33 pm

What is "if and only if"?

An ESL Learner

回覆: 7

2009-04-22 11:14 am

How to stop turning off the computer after I press the "Shutdown (U)" button?

An ESL Learner

回覆: 3

2009-04-22 10:11 am

How to stop turning off the computer after I press the "Shutdown (U)" button?

An ESL Learner

回覆: 16

2009-03-30 12:57 pm

√49 = 7 or 7,-7?????????????????????

An ESL Learner

回覆: 2

2009-03-26 4:35 pm

Decipher !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!?