Determine whether the equation has a real solution in the interval

MATHEMATICS · Subjective · AP · Calculus AB · Limits and Continuity · Limits and Continuity

Problem

Determine whether the equation x3−4x+1=0x^{3}-4x+1=0 has a real solution in the interval (1,2)(1,2). Support your answer by evaluating the function at the endpoints of the interval.

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