Determine the length of the tangent to the circle x2 + y2 − 4x − 5 = 0 from (8, −2)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 39RE
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Determine the length of the tangent to the circle x2 + y2 − 4x − 5 = 0 from (8, −2)

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