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Show that the equation of the passing th...

Show that the equation of the passing through the origin and making an angle `theta`with the `y=m x+c`is `y/x=+-(m+tantheta)/(1-mtantheta)`.

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MODERN PUBLICATION-STRAIGHT LINES -Exercise 10(f)
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  9. Find the equation of a st.line drawn at right angles to the st.line (x...

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  11. The perpendicular from the origin to the line y=mx+c meets it at the p...

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  13. Show that the equation of the passing through the origin and making a...

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  14. If the lines y" "=" "3x" "+" "1 and 2y" "=" "x" "+" "3 are equally ...

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  15. If the coordinates of the points A,B,C be (-1,5),(0,0) and (2,2) respe...

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  16. What are inclinations to the x-axis of the st.lines : y=(1)/(3)xsqrt(3...

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