Use the Intermediate Value Theorem to determine whether the polynomial function has a zero in the given interval.f(x) = -5x4 + 6x2 + 1; [-2, -1]
A. f(-2) = 55 and f(-1) = 3; no
B. f(-2) = -55 and f(-1) = -2; no
C. f(-2) = -55 and f(-1) = 2; yes
D. f(-2) = 55 and f(-1) = -2; yes
Answer: C
Mathematics
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