Nick

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Lv 6

• I am primarily a Physicist. • My most recent interest is Combinatorics. • My answers are often short and I don't like spoon-feeding explanations since they don't promote thinking. •I rarely thumb down answers, opting instead for a constructive comment. • I read fantasy novels in my spare time.

發問 0 回答 11

2016-11-18 10:08 pm

Binomial Expansion Help?

2016-06-22 7:50 pm

Three straight lines cross through a circle. What is the maximum number of non-overlapping sectors in which the circle is divided?

2016-06-20 3:43 pm

How can we show n^n = n (mod 8) if n > 0 is odd?

2016-04-13 9:19 pm

Geometric series help!?

2016-03-28 8:25 pm

A group of 7 members having a majority of boys is to be formed out of 6 boys and 4 girls. the number of ways he group can be formed?

2015-10-02 10:47 pm

Combinations and Permuatations?

2015-08-18 9:23 am

If x, y, z and t are odd natural numbers such that x + y + z + t = 20, then find the number of values of ordered quadruplet(x, y, z and t).?

2015-03-27 3:51 pm

Please help! Permutation and Combination.A committee of 5 is to be formed out of 6 men & 4 women.In how many ways can this be done when:?

2014-12-21 8:50 pm

How do you solve this using mathematical induction. Prove that: 1*N+2(n-1)+3(n-2)+...+(n-1)*2+n*1=(1/6)n(n+1)(n+2)?

2014-09-15 9:09 am

Cannot figure out?

2012-04-04 1:59 am

Can someone guide me through this integration problem?

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