Question

Use​ Descartes' Rule of Signs to determine the possible numbers of positive and negative real zeros of f (x )equals x cubed plus 5 x squared plus 7 x plus 6f(x)=x3+5x2+7x+6. What are the possible numbers of positive real​ zeros?

Answer 1

0

Explanation:

All of the terms have positive signs, so there are no sign changes. Zero sign changes means there are zero positive real roots.