The perpendicular from the origin to a line meets it at the point (3, –7), find the equation of the line.

Asked by Topperlearning User | 28th Sep, 2017, 10:52: AM

Expert Answer:

 

begin mathsize 12px style The space slope space of space the space line space joining space the space points space left parenthesis 0 comma space 0 right parenthesis space and space left parenthesis 3 comma space minus 7 right parenthesis space equals space fraction numerator negative 7 space minus space 0 over denominator 3 space minus space 0 end fraction equals space fraction numerator negative 7 over denominator 3 end fraction end style

begin mathsize 12px style The space slope space of space line space which space is space perpendicular space to space the space line space joining space the space points space left parenthesis 0 comma space 0 right parenthesis space and space left parenthesis 3 comma space minus 7 right parenthesis space equals space 3 over 7 end style

 The equation of line passing through the point (3, –7) and with slope begin mathsize 12px style 3 over 7 end style is:

Answered by  | 28th Sep, 2017, 12:52: PM