Question

The coefficient of $x^n$ in the expansion of $\frac{2-3x}{1-3x+2x^2}$ is?

score 292 · Answer 1 · 2026-03-24 07:27:45

292

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The coefficient of $x^n$ in the expansion of $\frac{2-3x}{1-3x+2x^2}$ is?

Published on 24 Mar 2026 - 7:27

score 60 · Answer 2 · 2019-05-25 07:02:19

60

Views

Coefficient problem in algebra

Published on 25 May 2019 - 7:02

score 164 · Answer 3 · 2019-05-27 12:10:53

164

Views

High degree polynomial with complex roots only (no real roots)

Published on 27 May 2019 - 12:10

score 588 · Answer 4 · 2019-05-27 13:48:02

588

Views

General square form of Taylor expansion polynomial

Published on 27 May 2019 - 13:48

score 39 · Answer 5 · 2019-07-09 19:36:21

39

Views

Given $\mathbf{y}=\mathbf{Ax}$, is there a simple way to express $\prod y_i^{k_i}$ as a function of $\mathbf{A}$ and $\mathbf{x}$ elements?

Published on 09 Jul 2019 - 19:36

score 734 · Answer 6 · 2026-03-22 22:31:55

734

Views

coefficient of $x^{29}$ in the expansion of $(1+x^5+x^7+x^9)^{1000}$

Published on 22 Mar 2026 - 22:31

score 1.9k · Answer 7 · 2019-10-04 08:31:35

1.9k

Views

How to find number of distinct terms in a multinomial expansion?

Published on 04 Oct 2019 - 8:31

score 42 · Answer 8 · 2026-03-06 01:42:17

42

Views

Is it possible to derive generalization for this?

Published on 06 Mar 2026 - 1:42

score 261 · Answer 9 · 2019-10-07 20:12:12

261

Views

Find the coefficient of $x^9$ in the expansion of $(1+9x+27x^2+27x^3)^6$

Published on 07 Oct 2019 - 20:12

score 687 · Answer 10 · 2019-10-08 18:30:13

687

Views

In how many ways can 10 blankets be given to 3 beggars such that each recieves at least one blanket?

Published on 08 Oct 2019 - 18:30

score 122 · Answer 11 · 2019-10-08 22:48:35

122

Views

Given $N$ light switches ,do total $P$ flips such that $Q$ are lit at the end. Find the number of ways to do this.

Published on 08 Oct 2019 - 22:48

score 31 · Answer 12 · 2019-10-09 18:37:20

31

Views

Combinatorics question regarding solving using multinomial theorem

Published on 09 Oct 2019 - 18:37

score 163 · Answer 13 · 2019-10-21 11:29:40

163

Views

Multinomial theorem for derivative of product of many functions

Published on 21 Oct 2019 - 11:29

score 261 · Answer 14 · 2019-11-01 12:22:43

261

Views

Understanding Multinomial distribution

Published on 01 Nov 2019 - 12:22

score 50 · Answer 15 · 2019-11-04 05:05:09

50

Views

In how many ways can two disjoint groups of 8 and 7 persons be made from 50 people?

Published on 04 Nov 2019 - 5:05

List Question

The coefficient of $x^n$ in the expansion of $\frac{2-3x}{1-3x+2x^2}$ is?

Coefficient problem in algebra

High degree polynomial with complex roots only (no real roots)

General square form of Taylor expansion polynomial

Given $\mathbf{y}=\mathbf{Ax}$, is there a simple way to express $\prod y_i^{k_i}$ as a function of $\mathbf{A}$ and $\mathbf{x}$ elements?

coefficient of $x^{29}$ in the expansion of $(1+x^5+x^7+x^9)^{1000}$

How to find number of distinct terms in a multinomial expansion?

Is it possible to derive generalization for this?

Find the coefficient of $x^9$ in the expansion of $(1+9x+27x^2+27x^3)^6$

In how many ways can 10 blankets be given to 3 beggars such that each recieves at least one blanket?

Given $N$ light switches ,do total $P$ flips such that $Q$ are lit at the end. Find the number of ways to do this.

Combinatorics question regarding solving using multinomial theorem

Multinomial theorem for derivative of product of many functions

Understanding Multinomial distribution

In how many ways can two disjoint groups of 8 and 7 persons be made from 50 people?

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