### Home > CALC > Chapter 7 > Lesson 7.2.1 > Problem 7-65

7-65.

No calculator! Given and

Be mindful about positive and negative values.

This is Hana's definition of the derivative.

This is Ana's definition of the derivative.

7-65.

No calculator! Given and

Be mindful about positive and negative values.

This is Hana's definition of the derivative.

This is Ana's definition of the derivative.