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### Question 5

Find the nth term formulae of the following sequences:

(a) | \( 5, 7, 9, 11, 13, 15\) | (b) | \( 1, 9, 17, 25, 33, 41\) | (c) | \( -11, -14, -17, -20, -23, -26\) |

(d) | \( 1, 5, 9, 13, 17, 21\) | (e) | \( 12, 17, 22, 27, 32, 37\) | (f) | \( 36, 27, 18, 9, 0, -9\) |

(g) | \( -5, 1, 7, 13, 19, 25\) | (h) | \( -4, -1, 2, 5, 8, 11\) | (i) | \( 10, 17, 24, 31, 38, 45\) |

(j) | \( 13, 7, 1, -5, -11, -17\) | (k) | \( -2, 2, 6, 10, 14, 18\) | (l) | \( -19, -1, 17, 35, 53, 71\) |