Monthly Archives: December 2015

More practice problems on dy/dx with solutions

Someone asked for more practice problems, so here is a batch.  Doing these problems is PART of a comprehensive study program.  These problems do not cover all of the areas that are being tested on the midterm.   more practice … Continue reading

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Classwork and homework

Class notes below. Homework problem: In the Norman window problem, you are asked to find the biggest window opening with the given perimeter. window problem solution “Printed page” problem asks to find the optimal size page to fit the print area … Continue reading

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Getting ready for the midterm

The following topics will be on the midterm exam. slope of tangent line  Given a function you should be able to find the equation of a tangent line for a given x. product rule  Be able to use the product … Continue reading

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Lesson for Friday 12/4

The following is your assignment for Friday in my absence.  Please report to our room, there will be a substitute. Watch Thinkwell videos on related rates: 1.)   7.4.3  Baseball Problem  (18 min.) 2.)   7.4.4  The Blimp Problem  (12:15 … Continue reading

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Homework 12/2/15 Related rates

 A man 6 feet tall walks at a rate of 5 fps towards a light that 15 feet above the ground.  When he is 12 feet from the base of the light, a) At what speed is the tip of … Continue reading

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Related rates; walking with shadow

The shadow problem is pretty well worked out in the link below.  See if you can catch the sloppy mistake in the last 20 sec. of the video.

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Helpful formulas for related rates

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