### Home > CALC > Chapter Ch2 > Lesson 2.4.1 > Problem 2-139

2-139.

Write an expression that will calculate the slope between (*a*, *f*(*a*)) and (*b*, *f*(*b*)). A sketch may help. Homework Help ✎

2-139.

Write an expression that will calculate the slope between (*a*, *f*(*a*)) and (*b*, *f*(*b*)). A sketch may help. Homework Help ✎