# After t hours of an 8-hour trip, a car has gone kilometers. a. Derive a formula expressing the acceleration of the car as a function of time. b. At what rate is the velocity of the car changing with respect

After t hours of an 8-hour trip, a car has gone

kilometers.

a. Derive a formula expressing the acceleration of the car as a function of time.

b. At what rate is the velocity of the car changing with respect to time at the end of 6 hours? Is the velocity increasing or decreasing at this time?

c. By how much does the velocity of the car actually change during the seventh hour?

**Transcribed Image Text:**

## D(t) = 64t + 10 3 بنا 2 9

## This problem has been solved!

Do you need an answer to a question different from the above? Ask your question!

**Related Book For**

## Calculus For Business, Economics And The Social And Life Sciences

**ISBN:** 9780073532387

11th Brief Edition

**Authors:** Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

**Question Details**

Chapter #

**2**Section: EXERCISES 2.3

Problem: 66

## Students also viewed these Mathematics questions