Math
posted by James .
If P(x) is a polynomial with P(–6) = –1.12 and P(–5) = 0.6 then which of the following must be true?
A. There is a zero for P(x) between x = –6 andx = –5.
B. There is a zero for P(x) between x = –1.12 and x = 0.6.
C. There is a zero for P(x) between x = –1.12 and x = 0.6, but it may be a complex number.
D. There is a zero for P(x) between x = –6 and x = –5, but it may be a complex number.

A.