### Home > CALC > Chapter 10 > Lesson 10.1.5 > Problem 10-48

10-48.

Without graphing, find the maximum value of *y* = *x*^{3} − 3*x*^{2} + 2*x* + 4 for 0 ≤ *x *≤ 3. Homework Help ✎

Take the derivative and set it equal to 0, then solve. But don't forget to check the endpoint!