I need help on how to solve these homework problems.(adsbygoogle = window.adsbygoogle || []).push({});

1. Coefficient of x^12 in (1+x^2)(1-x)^-10

2.Find a generating function for the problem: there are 4 food categories, each category comprising of 20 distinct foods. Ten foods with at least one from each category is to be selected. how many menus are possible?

**Physics Forums - The Fusion of Science and Community**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Combinatoric Problems, need help

Loading...

Similar Threads for Combinatoric Problems need | Date |
---|---|

A Badly Scaled Problem | Apr 6, 2018 |

Least Square basic problem | Jan 20, 2018 |

A Eigenvalue Problem and the Calculus of Variations | Jan 8, 2018 |

Combinatorics question | Nov 25, 2011 |

Choosing post grad programme (Arithmetic Combinatorics or Algebraic Number Theory) | Aug 24, 2010 |

**Physics Forums - The Fusion of Science and Community**