### Home > APCALC > Chapter 12 > Lesson 12.1.5 > Problem 12-55

12-55.

Compare the Maclaurin series for and

*.*

Use what you know about

andto find a way that will help you remember which the expanded forms of each function.Read part (b).

Since

, Khalel thinks the polynomial approximations of these functions should work the same way. Test his theory.