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OpenStudy (anonymous):
Please check my work for this one problem! X=0.2 & Y=3 when Z=2, & Z varies jointly with X & Y. z=kxy 2=k(0.2)(3) 2/0.6=k(0.6)/0.6 Z=3.3xy
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OpenStudy (anonymous):
k=1/0.3,not 3.3.so z=xy/0.3
OpenStudy (anonymous):
Can you explain how you got that a little please. :b
OpenStudy (anonymous):
|dw:1371726212727:dw| alright?
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