Question

For a given quadratic expression $2x^2+5x-9=0$, find the product of the roots.

• A. $2.5$
• B. $4.5$
• C. $-2.5$
• D. $-4.5$

Answer 1

The correct option is D $-4.5$

For the given equation $a=2,b=5,c=-9$
Product of the roots = $\frac{c}{a}=\frac{-9}{2}=-4.5$