A-Level
EDEXCEL
Mathematics & Further Mathematics
January 2019
QP-201901-Mathematics-C12 · Question 9
Question (excerpt):
18 9. The circle C has equation x2 + y2 + 10x í 6y + 9 = 0 (a) Find the coordinates of the centre of C. (2) (b) Find the radius of C. (2) The point P (í2, 7) lies on C. (c) Find an equation of the tan…
18 9. The circle C has equation x2 + y2 + 10x í 6y + 9 = 0 (a) Find the coordinates of the centre of C. (2) (b) Find the radius of C. (2) The point P (í2, 7) lies on C. (c) Find an equation of the tan…
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