Question: Use the Intermediate Value Theorem to determine whether the polynomial function f ( x ) = x 3 - 7 x has a real zero

Use the Intermediate Value Theorem to determine whether the polynomial function f(x)=x3-7x has a real zero within the interval (-3,-1).
Since f(-3) is Select an answer v and f(-1) is ,f has real zero on the interval (-3,-1).
Use the Intermediate Value Theorem to determine

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