Use the intermediate value theorem to show that the polynomial has a real zero between the given values of a and b.a = 1 and b = 2f(x) = 2x3 - 4x - 1
A. f(1) = 3 and f(2) = 7
B. f(1) = -3 and f(2) = 7
C. f(1) = 3 and f(2) = -7
D. f(1) = -2 and f(2) = 8
Answer: B
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