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Second Year Math Introduction to Analytic Geometry
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Class 9Class 10First YearSecond Year
Find the lines represented by each of the following and also find measure of the angle between them (Problems 1-6):8. Find a joint equation of the lines through the origin and perpendicular to the lines:\[a x^{2}+2 h x y+b y^{2}=0\]
10. Find the angle measured from the line l_{1} to the line l_{2} where(a)\[\begin{array}{l}l_{1}: \text { Joining }(27) \text { and }(710) \\l_{2}: \text { Joining }(11) \text { and }(-53)\end{array}\]
10. Find the angle measured from the line l_{1} to the line l_{2} where(a)\[\begin{array}{l}l_{1}: \text { Joining }(27) \text { and }(710) \\l_{2}: \text { Joining }(11) \text { and }(-53)\end{array}\]