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Mathematics 10 Online
OpenStudy (rizags):

Circles with centers (2,4) and (14,9) have radii 4 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?

OpenStudy (rizags):

OpenStudy (rizags):

here is the diagram ^

OpenStudy (rizags):

At this point all i really need to solve this is the slope of the external tangent

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