Which of the following statements best expresses the Intermediate Value Theorem (IVT)?

MATHEMATICS · Single correct · AP · Calculus AB · Limits and Continuity · Limits and Continuity

Problem

Which of the following statements best expresses the Intermediate Value Theorem (IVT)? (a) If ff is continuous on [a,b][a,b] and dd is any number between f(a)f(a) and f(b)f(b), then there exists cc in [a,b][a,b] such that f(c)=df(c)=d. (b) If ff is continuous on [a,b][a,b] and dd is any number between f(a)f(a) and f(b)f(b), then there exists cc in (a,b)(a,b) such that f(c)=df(c)=d. (c) If ff is differentiable on (a,b)(a,b), then for any number dd between f(a)f(a) and f(b)f(b), there exists cc in (a,b)(a,b) such that f(c)=df(c)=d. (d) If ff is continuous on [a,b][a,b], then there exists cc in (a,b)(a,b) such that f(c)=f(a)+f(b)2f(c)=\dfrac{f(a)+f(b)}{2}.

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