Find the determinant of the given matrix.

A. 63
B. 47
C. -14
D. 128


Answer: D

Mathematics

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A. f(x) = -x2 - 6x - 8 B. f(x) = x2 + 6x + 1 C. f(x) = 2x2 - 6x + 8 D. f(x) = -x2 + 3x + 1

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Fill in the blank(s) with the appropriate word(s).

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Factor.5x9 - 50x8 - 105x7 

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