Show that the tangent at (-1,2) of the circle x2+y2-4x-8x+7=0 touches

1.	Show that the tangent at (-1,2) of the circle x2+y2-4x-8x+7=0 touches the circles x2+y2+4x+6y=0 and also find the point of contact.•♫•♬•GOOD AFTERNOON GUY'S •♬•♫•.
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Show that the tangent at (-1,2) of the circle x2+y2-4x-8x+7=0 touches the circles x2+y2+4x+6y=0 and also find the point of contact.•♫•♬•GOOD AFTERNOON GUY'S •♬•♫•.

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ANSWER:

CC all ATTACHMENTS kk idiot dog

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Show that the tangent at (-1,2) of the circle x2+y2-4x-8x+7=0 touches the circles x2+y2+4x+6y=0 and also find the point of contact.•♫•♬•GOOD AFTERNOON GUY'S •♬•♫•.​​

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Show that the tangent at (-1,2) of the circle x2+y2-4x-8x+7=0 touches the circles x2+y2+4x+6y=0 and also find the point of contact.•♫•♬•GOOD AFTERNOON GUY'S •♬•♫•.