### Home > PC > Chapter 11 > Lesson 11.1.4 > Problem 11-56

11-56.

A cubic function has roots of *x* = 3, *x* = 2 + *i*, and *x* = 2 − *i*. What is the coordinate of the *y*-intercept? Homework Help ✎

Write the factors of the function.

*y* = (*x* − 3)(*x* − (2 + *i*))(*x* − (2 − *i*))

Let *x* = 0 to determine the *y*-intercept.