{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Final Exam Review

# Final Exam Review - FINAL EXAM SAMPLE PROBLEMS MATH 148...

This preview shows pages 1–2. Sign up to view the full content.

FINAL EXAM SAMPLE PROBLEMS MATH 148 AUTUMN 2007 Part I 1. a) Find the midpoint of the line segment connecting the two points, (–52, 17) and (–10, 10). b) Find the distance from the midpoint found in part a) to the point (–52, 17). (Round to 2 decimal places.) 2. Solve the following systems of equations: a) b) c) ! " ! # \$ % & & % & 24 13 41 8 2 2 x x y x y x " # \$ % % 1 2 9 2 x y y x ! " ! # \$ & & % % 15 3 4 1 9 2 2 2 x x y x y 3. Gary leaves New York at 3 p.m. in his old car and averages 45 mph. Jeff Gordon, the famous NASCAR driver, leaves New York at 10 p.m. in his race car along the same route and averages 180 mph. Let t represent the number of hours after 3 p.m. Write the distances traveled by Gary and Jeff. How many hours will Gary travel before he is passed by Jeff? Round your answer to 2 decimal places. 4. Draw a complete graph of the equation . Be sure to find and label the roots. Round your answer to 2 decimal places. 895 444 147 8 2 3 & % % x x x y 5. Give a window for a complete graph of 3 0.05 15 16 y x x ’ % & & . Find the zeros and round to 2 decimal places. 6. A box with a square base and no top is to be made from a 4-foot by 4-foot sheet of aluminum by cutting out squares from each corner and folding up the sides. If the box is to have maximal volume, what size squares need to be removed? (Round your answer to 3 decimal places.) 7. Suppose you want to use 50 sq. feet of material to make an open-top box with a square base. a) Use the formula for the surface area to express the height h of the box in terms of x .

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern