If \[2x=3+5i,\] then what is the value of \[2{{x}^{3}}+2{{x}^{2}}-7x+72?\]

If \[2x=3+5i,\] then what is the value of \[2{{x}^{3}}+2{{x}^{2}}-7x+7

1.	If \[2x=3+5i,\] then what is the value of \[2{{x}^{3}}+2{{x}^{2}}-7x+72?\]
A.	4
B.	\[-4\]
C.	8
D.	\[-8\]
Answer» B. \[-4\]

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If \[2x=3+5i,\] then what is the value of \[2{{x}^{3}}+2{{x}^{2}}-7x+72?\]

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