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OpenStudy (anonymous):
My problem is P(O.4) if P(x)=O.2xcube+1.6xsquare-2.3 and my answer is 2.0312 could you show me if I am right?
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OpenStudy (anonymous):
(answered below)
OpenStudy (anonymous):
Wait -- this is a different problem. You have a "cube" now. But no -- I still get a negative answer.
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