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Home > PC > Chapter 8 > Lesson 8.1.4 > Problem 8-61

8-61.
  1. Michelle started walking at 3 ft/s and steadily increased her speed so that she was walking 6 ft/s after 300 seconds. Homework Help ✎

    1. Sketch a straight-line graph showing Michelle’s velocity as a function of time.

    2. Write the equation of this line.

    3. Show that Michelle walked 198 feet in 1 minute and 1350 feet in 5 minutes.

    4. How far did Michelle walk in T seconds for 0 ≤ T ≤ 300?

Find the slope of the line and the y-intercept. Write the equation in y = mx + b form.

Find the area under the curve after 1 minute and then after 5 minutes.

198 feet