### Home > A2C > Chapter 11 > Lesson 11.1.1 > Problem 11-11

11-11.

For what values of *n* does the equation 2*x*^{2} *+ nx + *9 = 0 have exactly one root? Homework Help ✎

Make the discriminant equal to zero.

*n*^{2} − 4(2)(9) = 0

11-11.

For what values of *n* does the equation 2*x*^{2} *+ nx + *9 = 0 have exactly one root? Homework Help ✎

Make the discriminant equal to zero.

*n*^{2} − 4(2)(9) = 0