1.

What must be subtracted from \[{{x}^{3}}-3{{x}^{2}}+5x-1\]to get \[2{{x}^{3}}+{{x}^{2}}-4x+2\]?

A.  \[-{{x}^{3}}+4{{x}^{2}}-9x+3\]
B.  \[{{x}^{3}}+4{{x}^{2}}-9x+3\]
C.  \[{{x}^{3}}-4{{x}^{2}}+9x-3\]
D.  \[-{{x}^{3}}-4{{x}^{2}}+9x-3\]
Answer» E.


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