$\displaystyle xy=8$

$\displaystyle x^2+y^2=10$

$\displaystyle (x+y)^2= ?$

Please explain. (Worried)

Printable View

- Feb 12th 2008, 12:05 AMsk8teroyEquations Problem
$\displaystyle xy=8$

$\displaystyle x^2+y^2=10$

$\displaystyle (x+y)^2= ?$

Please explain. (Worried) - Feb 12th 2008, 12:26 AMmr fantastic