PRACTICE. EXERCISE. a Subjective Questions 121. 122. 123. 124. 125. 126. 127. 1 28. 129. l 30. The line ix + my + n = 0 ... Show that the straight line Ex + my + n = 0 and the straight lines (Ex + my)a#39; a 3-mx a ly)a#39; = 0 form the sides of an equilateral triangle. ... Prove that f 2 + ga#39;. ba#39;. +. I12. a#39; Show that the condition that one of the two lines ax2 + 2hxy + byl = 0 is perpendicular to one of the lines alx2 +anbsp;...

Title | : | Super Course in Mathematics for the IIT-JEE: Coordinate Geometry and Vector Algebra |

Author | : | Trishna Knowledge Systems |

Publisher | : | Pearson Education India - |

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