Factor by grouping. Assume any variable exponents represent whole numbers.x3 + 7x - 5x2 - 35
A. (x - 5)(x2 + 7)
B. (x - 5)(x2 - 7)
C. (x + 5)(x2 + 7)
D. (x - 5)(x + 7)
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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