SOLUTION: For design purposes, the large gear is the circle x^2+y^2=16. The smaller gear is a circle centered at (7,0) and tangent to the larger circle. Find the equation of the smaller gear

Question 914155: For design purposes, the large gear is the circle x^2+y^2=16. The smaller gear is a circle centered at (7,0) and tangent to the larger circle. Find the equation of the smaller gear.
Link to see the what the gear looks like: http://imgur.com/a/lWU6m
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The smaller gear center is (7,0)
The larger gear radius is .
The smaller gear radius is
The smaller gear equation is then

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