find the distance from the point (−5, 1) to the line 3x − 4y + 1 = 0.

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.2: Real Numbers
Problem 5E
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The distance from a point P1(x1, y1) to the line ax + by + c = 0 is

|ax1 + by1 + c|
  a2 + b2
.

Use this formula to find the distance from the point

(−5, 1)

to the line

3x − 4y + 1 = 0.

 

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