Simplify.-(-2x4 + 9x2 + x - 6)

A. 2x4 + 9x2 + x - 6
B. 2x4 + 9x2 - x + 6
C. 2x4 - 9x2 - x + 6
D. -2x4 + 9x2 + x - 6

Answer: C

Mathematics

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