2010006301 | math4u.vsb.cz

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Project ID:

2010006301

Source Problem:

Accepted:

0

Clonable:

1

Easy:

0

The equation of an ellipse is given by

9 x^{2} + 5 y^{2} + 18 x - 30 y + 9 = 0

. The length of its semi-minor axis is:

\sqrt{5}

5

9

3

2