O-LevelAdditional MathematicsDifferentiation and integrationMay/June 2020Paper 1 Q69 Marks
The diagram shows the straight line 2x+y=-5 and part of the curve xy+3 = 0. The straight line intersects the x-axis at the point A and intersects the curve at the point B. The point C lies on the curve. The point D has coordinates (1,0). The line CD is parallel to the y-axis.
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