Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 3x4 - 8x3 + 20x2 - 40x + 25
A. 5, 
; f(x) = (x - 5)(3x - 5)(x2 + 1)
B. -5, -1, 1, 
; f(x) = (x - 1)(3x - 5)(x + 1)(x + 5)
C. -5, -1, 1, - 
; f(x) = (x - 1)(3x + 5)(x + 1)(x + 5)
D. 1, 
; f(x) = (x - 1)(3x - 5)(x2 + 5)
Answer: D
Mathematics
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