InterviewSolution
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InterviewSolution
| 1. |
\left. \begin{array} { l } { \text { Simplify } ( 8 x ^ { 4 } - 5 x - 5 x ^ { 2 } + 8 ) - 7 x ^ { 3 } - 7 x ^ { 2 } } \\ { + ( 2 x ^ { 3 } - 7 x ^ { 2 } + 2 x - 9 ) } \end{array} \right. |
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