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Show that the circles x^(2) + y^(2) -6x...

Show that the circles `x^(2) + y^(2) -6x -2y + 1=0 , x ^(2) + y^(2) + 2x -8y + 13 =0 ` touch each other find the point of contact and the equation of the common tangent at their point of contact.

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The correct Answer is:
`=4x-3y+6=0`
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