What is the point of contact between the line y equals x plus 4 and the circle x2 plus y2 -8x plus 4y equals 30?

Question

What is the point of contact between the line y equals x plus 4 and the circle x2 plus y2 -8x plus 4y equals 30?

asked Jan 18, 2022 by anonymous

1 Answer

Answer :

Equations: y = x+4 and x^2 +y^2 -8x +4y = 30It appears that the given line is a tangent line to the givencircle and the point of contact works out as (-1, 3)

answered Jan 18, 2022 by anonymous
selected Jan 18, 2022 by anonymous

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