Find the product.(x - 4.7)(9x + 0.4)
A. 9x2 + 41.9x + 1.88
B. 10x2 - 41.9x + 4.3
C. 10x2 + 41.9x - 4.3
D. 9x2 - 41.9x - 1.88
Answer: D
Mathematics
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A. 
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C. 
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