Question | Answer |

an extra variable that's added to an inequality to make the constraint an equality | |

Vector Sn = T^n times vector So | |

vector u times vector v = u1v1+...+unvn | |

using row operations to put a matrix into ref | |

linear system that does not have any solutions | |

system where all constraints are 0 (when every equation in the system equals 0) | |

the number of non-zero rows the matrix has after it has been put in ref | |

A vector space W that is part of a larger vector space V | |

If det(A) does not equal 0 then A is | |

a basic solution to a linear program in which all variables are nonnegative | |

vector v = c1v1+c2v2+...+ckvk for some scalars c1,c2...ck | |

above and below leading ones are zeroes | |

the number of vectors in a basis for a vector space | |

a matrix that represents the cost per dollar to run several companies/industries in an economy | |

If a set of vectors spans the vector space V and the set is linearly independent it is a | |

method used to find the determinant and/or inverse of a 3x3 matrix or larger | |

when you multiply this with a matrix it is like multiplying by one | |

when it costs less then $1 in raw materials to make $1 worth of product | |

A^t (switching a matrix's rows and columns) | |

If AB = I and BA = I then B is the _______ of A. | |

when a linear system has an infinite number of solutions it has: | |

the set of all linear combinations of a set of vectors | |