### Home > CALC > Chapter 4 > Lesson 4.2.1 > Problem 4-44

4-44.

Check your work by differentiating your solution. It's easy to make errors with + and − values.

*F*(*x*) = sin(*x*) + *C*

Before you antidifferentiate, rewrite *f*(*x*) with a negative exponent.

For all of these, don't forget the +*C*.