What is one root of this equation 2x^2-4x+9=0?
a. -2+sqrt14/2i
b. -1+sqtr14/2i
c. 1+sqrt14/3i
d. 1+sqrt14/2i
e. 2+sqrt14/2i

For this case we have the following quadratic equation:

The solutions are given by:

We have to:

Substituting:

OPTION E:

Step-by-step explanation:

Given the Quadratic equation , you can find the roots by applying the Quadratic formula. This is:

In this case you can identify that:

Then you can substitute values into the Quadratic formula:

Remember that , then:

Simplifying, you get: