# Sequences

### Quizzes

1. |
A sequence is→an infinite list of numbers. |

2. |
A sequence is defined by Find |

3. |
Let a be the decimal expansion of correct to _{n}n decimal places.Find |

4. |
Which formula gives the general term for the sequence of positive odd numbers if we start the sequence at n = 0?→a = 2_{n}n – 1 |

5. |
Find the formula for the general term of the sequence 0, -10, 20, -30, 40, -50 if we start with 10^{n}n |

6. |
Give the formula for the general term of the sequence starting with |

7. |
Which of the following descriptions produce the sequence of natural numbers 1, 2, 3, 4,... ? (I) n starting at n = 1 (II) a = _{n}n – 1 starting at n = 1 (III) a = n starting at _{n}n = 0 (IV) a = (_{n}n + 1) starting at n = 0 →I and IV |

8. |
Find the general term of the sequence 0.5, 2, 4.5, 8, 12.5, ... starting with n – 1 |

9. |
Which description produces the sequence 0,6,24,60,... ?→a = _{n}n^{3 }– n starting at n = 1 |

10. |
Find the general term for the sequence starting with |