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Godfatherbob · 01-28-2008, 04:18 PM

Read Rocket Review. And place special emphasis on the problem:

x^2 + y^2 = A number
(x + y)^2 = Another number
xy = ?

01-28-2008, 04:18 PM	#629
Godfatherbob Member Join Date: Sep 2007 Location: Cambridge, Massachusetts Posts: 784	Read Rocket Review. And place special emphasis on the problem: x^2 + y^2 = A number (x + y)^2 = Another number xy = ?