Asked by Hi

A circle has equation
x2 +y2 + 4x - 2y - 11 = 0
the coordinates of the points where C crosses the y axis, giving your answers in simplified surds

5 years ago

Answered by Hi

Find the coordinates

5 years ago

Answered by oobleck

these points are where x=0, right?
So just solve
y^2 - 2y - 11 = 0

5 years ago

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