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**GRE Mathematics Subject Test Practice Questions**

**Practice Questions for GRE Mathematics Subject Test**

Find GRE Mathematics Subject Test Practice Questions from 11 to 15 here. Find answers to the questions, and link to the Practice Test Questions 16 to 20 at the bottom of the page.

**Pages: 1 | 2 |**

__3__| 411. | The Differentiation of y = x is?^{ex} |

(A) | y = x + ln^{ex}x |

(B) | y = x[^{ex}eln^{x} + e^{x}x] |

(C) | |

(D) | y = xln^{ex}x + e^{x} |

(E) | y = xln^{ex}x + xe^{x} |

12. | |

(A) | |

(B) | |

(C) | |

(D) | a^{m-n} |

(E) | a |

13. | For what value of k will the vectors (1, -2, k) in R^{3} be a linear combination of the vectors (3,0, 2) and (2, 1, 5) ? |

(A) | 0 |

(B) | 4 |

(C) | -4 |

(D) | 8 |

(E) | -8 |

14. | Let X be a nonempty set of real numbers. Any number u such that for every x in X is called an upper bound for X . Then which from the following is/are true?I. u is the least upper bound if no number smaller than u is an upper bound for XII. u is the greatest lower bound if no number larger than u is a lower for XIII. u is the only least upper bound of XIV. u is the only Greatest lower bound of X |

(A) | None |

(B) | I only |

(C) | II only |

(D) | I and III |

(E) | II and IV |

15. | In a football tournament there are 8 teams and each team has to play 1 match against every other team. What is the total number of matches? |

(A) | 26 |

(B) | 28 |

(C) | 30 |

(D) | 32 |

(E) | 34 |

**Answers: GRE Math Subject Test Practice Questions (11-15)**

- C
- A
- E
- D
- B