Question
Find integer bounds for the roots of the following equation: 3x^5-11x^4-2x^3=38x^2-21x-15
Answers
Steve
We want bounds for the roots of
3x^5 - 11x^4 - 2x^3 - 38x^2 + 21x + 15 = 0
A little synthetic division reveals that the any real roots are between -1 and 5
3x^5 - 11x^4 - 2x^3 - 38x^2 + 21x + 15 = 0
A little synthetic division reveals that the any real roots are between -1 and 5