Question

Select the two values of x that are roots of the given polynomial below. x2 + 3x + 5

Answer 1

use this with a=1, b=3 and c= 5 \[x= \frac{ -b \pm \sqrt {b^2-4*a*c} }{ 2a }\]

Answer 2

No real roots. Refer to the attached plot.
Solve using the binomial theorem.\[x=\frac{1}{2} \left(-3\pm \text{ }i \sqrt{11}\right) \]

Answer 3

thanks!!!