Root Product
Source:
January 2, 2009
Vietaquadraticsalgebrapolynomial
Problem Statement
Let and denote the solutions of 2x^2\plus{}3x\minus{}5\equal{}0. What is the value of (d\minus{}1)(e\minus{}1)?
(A)\ \minus{}\frac{5}{2} \qquad
(B)\ 0 \qquad
(C)\ 3 \qquad
(D)\ 5 \qquad
(E)\ 6