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OpenStudy (anonymous):
Evaluate each polynomial for X= 5 and Y= -2 x^2 + 5y^2-4xy
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OpenStudy (anonymous):
-115?
OpenStudy (anonymous):
(5)^2+5(-2)^2-4(5)(-2) 25+20+40 85
OpenStudy (anonymous):
thanks I forgot all about the PEMDAS rule so it threw my answer off
OpenStudy (anonymous):
welcome....
OpenStudy (anonymous):
any other doubts???????
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OpenStudy (anonymous):
nope
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