Roots of a Polynomial

Show that the largest positive zero of f\left(x\right)=x^{3}-3x^{2}-2 lies between 3 and 4.

Source: Rosenberg, R.L. (1984). Elementary Calculus: Course Notes. Ottawa, Canada: Holt, Rinehart and Winston. (Exercise 1: Question 3, p. 4)

Author: ascklee

Dr. Lee teaches at the Wee Kim Wee School of Communication and Information at the Nanyang Technological University in Singapore. He founded The Mathematics Digital Library in 2013.

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