Use Descartes's Rule of Signs to determine the possible number of positive and negative real zeros for the given function.f(x) = 4x7 - 3x4 + x + 5
A. 2 or 0 positive zeros, 1 or 0 negative zeros
B. 3 or 1 positive zeros, 3 or 1 negative zeros
C. 2 or 0 positive zeros, 2 or 0 negative zeros
D. 2 or 0 positive zeros, 1 negative zero
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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