Find the equation of the tangent line to the circle x2 + y2 = 25 through the point (3, 7).

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter6: Applications Of The Derivative
Section6.3: Implicit Differentiation
Problem 24E
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Find the equation of the tangent line to the circle x2 + y2 = 25 through the point (3, 7).
Note that the point is NOT ON the circle. How can you check that?

 
 
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