Find the opposite of the polynomial.a3 - 7a2 + 3a
A. -a3 - 7a2 - 3a
B. -a3 + 7a2 - 3a
C. a3 - 7a2 + 3a
D. a3 + 7a2 - 3a
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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