The line is tangent to a circle with equation , at point . So, equals
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0 marksMathematicsCoordinate and solid geometryCoordinate geometry: distance, lines and circlesModerateabout 2 min
DSE 2019 Question 10: Coordinate and solid geometry
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The line y=2x+5 is tangent to a circle with equation x²+y²+16x+12y+c=0, at point P. So, P equals (A) (-6,-7) (B) (-9,-7) (C) (-11,-15) (D) (-10,-12)
Also written as: The line y=2x+5 is tangent to a circle with equation x^2+y^2+16x+12y+c=0, at point P. So, P equals
Coordinate and solid geometry has come up 18 times in 2 exams since 2008.
What this question tests
This question is on Coordinate geometry: distance, lines and circles, part of Coordinate and solid geometry in Mathematics.
Using coordinates to find distances, slopes and the equation of a circle.
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Question from the DSE 2019 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.