Solve the equation.x3+ 14x2 + 40x = 0
A. x = 0 or x = -10 or x = -4
B. x = 0 or x = 10 or x = 4
C. x = -10 or x = -4
D. x = -10 or x = 4
Answer: A
Mathematics
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A. 0
B. 
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