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The table below gives for the value of continuous function $f$ at each $x$-value. Using the Intermediate Value Theorem and the information in the table, determine the smallest interval in which the function must have a root.

 $x$ $f(x)$ $-5$ $1.25$ $-4$ $2.03$ $-3$ $3.05$ $-2$ $3.01$ $-1$ $1.02$ $0$ $-0.69$ $1$ $-2.43$ $2$ $-3.45$ $3$ $-6.76$ $4$ $-7.93$ $5$ $-7.93$

Answer (in interval notation):

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