# If X+Y+Z=15 and 1/x+1/y+1/z=0, then what is X^2+Y^2+Z^2?

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#1/X+1/Y+1/X=0#

X+Y+Z=15

What is #X^2+Y^2+Z^2# ?

X+Y+Z=15

What is

##### 1 Answer

Apr 29, 2017

#### Explanation: