Home > A2C > Chapter 11 > Lesson 11.1.1 > Problem 11-11
11-11.
For what values of n does the equation 2x2 + nx + 9 = 0 have exactly one root? Homework Help ✎
Make the discriminant equal to zero.
n2 − 4(2)(9) = 0
For what values of n does the equation 2x2 + nx + 9 = 0 have exactly one root? Homework Help ✎
Make the discriminant equal to zero.
n2 − 4(2)(9) = 0