NAME____________________________________________

 

Student ID _________________________________________

 

Signature __________________________________________

 

 

 

 

MATH 135

FINAL EXAM

Summer 1999

 

Exam Grade ________

 

Semester Grade ______

 

Final Grade _________

 

 

Show all of your work and circle your answers

Each problem is worth 5 points

YOU MUST SHOW WORK OR DESCRIBE CALCULATOR FUNCTIONS USED FOR ALL PROBLEMS TO RECEIVE FULL CREDIT

 

1. Find the vertical and horizontal asymptotes for the function

 

 

 

 

 

Vertical Asymptote:__________________________

 

Horizontal Asymptote:________________________

 

 

 

 

 

 

 

2. Use the definition of derivative to find the slope of the tangent line to f(x) = (x - 1)(x + 1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3. Find dy/dx for the following:

 

 

 

 

dy/dx:___________________________

 

 

 

 

 

 

dy/dx:____________________________

 

 

 

 

 

dy/dx:____________________________

 

 

 

 

 

 

4. Find B so the function is continuous:

 

 

 

 

 

 

 

B=:_______________________

Is the function differentiable at the point -1? Explain?

 

 

 

 

 

 

 

 

 

5. One car drives east at 40 mph. while a second car drives south at 30 mph. How much is the distance between them changing one hour later?

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

6. Limits:

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

Answer:_______________________

7. Find all critical ponts for f(x) = (ln x)3 - 5 ln x + 6

 

 

 

 

 

 

 

 

 

Answer:_______________________

How would you determine if the critical point was a max or a min without graphing?

 

 

 

 

 

 

 

 

Answer:_______________________

8. Find dy/dx for x3 = 27 - y2 + tan (y)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

Find the equation of the line tangent to the graph at (3,0)

 

 

 

 

 

 

 

 

Answer:_______________________

 

9. After collecting sales data over twenty years, a curve b(x) is found to accurately describe the amount of books people will buy as a function of the price x. What is price should be asked to realize the maximum revenue when b(x) = e -.01x ?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

10. A cylindrical can is to be made of 10 square inches of steel. What is the maximum volume?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

11. Given a function y = x3 - 5x2 + 3x + 2

Determine when the function is both decreasing and concave up.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

12. Given the graph of the derivative, For what values of x is the function a max? Min? Inflection point?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Max:_______________________

Min:_______________________

Inflection:__________________

 

 

13. Without a calculator, use calculus to show how you could approximate the fourth root of 19?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

14. If P''(x) = x - 2 , and P'(0) = 5 and P (1) = -3, find P(x).

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

15. Find the upper and lower limits to the area under the unit circle and between the x and y axis using Reiman sums. Assume there are 4 equally spaced partitions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Upper Bound:_______________________

Lower Bound:_______________________

 

 

16. Sketch the area under the curve given by y = (x + 5) (3 - x) and above the x-axis.

 

 

 

 

 

 

 

 

 

 

 

Find the area exactly by using calculus

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

17. Evaluate:

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

 

 

Answer:_______________________

 

18 Evaluate:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

19.

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

Answer:_______________________

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answer:_______________________

 

  1. What is calculus?

 

 

 

 

 

 

What exactly is being studied in calculus?

 

 

 

 

 

 

 

What relevance are the objects studied in calculus to you?