awendywchoygg6y awendywchoygg6y

03-03-2018
Mathematics

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Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation of a common external tangent to the circles can be written in the form y=mx+b with m < 0. What is b?

Respuesta :

bradp1010 bradp1010

03-03-2018

b=30/7 and 80/7

hope this helps<3

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