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July 29, 2015

July 29, 2015

Posted by **ANGELICA** on Monday, July 26, 2010 at 2:10pm.

- math -
**Henry**, Monday, July 26, 2010 at 5:05pmY = -sqrt(9-X^2).

X = -sqrt(9-Y^2)

Square both sides:

X^2 = 1(9 - Y^2)

X^2 = 9 - Y^2

Y^2 = 9 - X^2

Y = sqrt (9 - X^2)