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1. |
Let \({\rm{a}}{{\rm{x}}^3} + {\rm{b}}{{\rm{x}}^2} + {\rm{cx}} + {\rm{d}} = \left| {\begin{array}{*{20}{c}} {{\rm{x}} + 1}&{2{\rm{x}}}&{3{\rm{x}}}\\ {2{\rm{x}} + 3}&{{\rm{x}} + 1}&{\rm{x}}\\ {2 - {\rm{x}}}&{3{\rm{x}} + 4}&{5{\rm{x}} - 1} \end{array}} \right|\)What is the value of c? |
A. | -1 |
B. | 34 |
C. | 35 |
D. | 50 |
Answer» D. 50 | |