1.

Find the product of \[({{x}^{2}}+3x+5)\] and \[({{x}^{2}}-1)\].

A.  \[{{x}^{4}}+3{{x}^{3}}-4{{x}^{2}}-3x-5\]
B.  \[{{x}^{4}}+3{{x}^{3}}+4{{x}^{2}}-3x-5\]
C.  \[{{x}^{4}}+3{{x}^{3}}+4{{x}^{2}}+3x-5\]
D.  \[{{x}^{4}}-3{{x}^{3}}-4{{x}^{2}}+3x-5\]
Answer» C.  \[{{x}^{4}}+3{{x}^{3}}+4{{x}^{2}}+3x-5\]


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