1003020401 | math4u.vsb.cz

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Project ID:

1003020401

Source Problem:

Accepted:

1

Clonable:

1

Easy:

0

The equation of an ellipse is given by

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

. The length of its semi-major axis is:

3

5

9

\sqrt{5}

14