### Home > CALC > Chapter 4 > Lesson 4.3.1 > Problem 4-100

4-100.

Write an equation for each line segment.

Since this is a velocity graph, calculate the area under the curve for the given interval.

For 3 ≤ *t* ≤ 5, the function values are negative. This is a velocity graph, so what does negative velocity tell you about position?