Coulmn $C_1$ | Coulmn $C_2$ |

(a) through the point (2, 1) is | (i) 2x – y = 4 |

(b) perpendicular to the line x + 2y + 1 = 0 is | (ii) x + y – 5 = 0 |

(c) parallel to the line 3x – 4y + 5 = 0 is | (iii) x – y –1 = 0 |

(d) equally inclined to the axes is | (iv) 3x – 4y – 1 = 0 |