Factor the following by removing a negative common factor.-45t3 - 63t2 + 54t
A. -9(5t3 + 7t2 - 6t)
B. -9t(5t2 + 7t)
C. -9t(5t2 + 7t - 6)
D. -9t(5t2 - 7t + 6)
Answer: C
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B. 
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Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 