Author Archives: mrsiderer

About mrsiderer

I am am a mechanical engineer and a math and physics teacher. I like to understand the way things work, to know about new things that are being developed, and to understand how math impacts everything. I value my time and yours and will only post quality material.

The calculation of the height of rocket as a function of time, t.

Given an equation that gives the height traveled by a model rocket as a function of time, finding the maximum height and the time corresponding to the maximum. model rocket

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Partial Derivative Problems with Solutions

Below are the partial derivative problems that I worked out.  Some we did in class and some were homework.  Just remember that if you take a derivative with respect to x, for example, all of the other variable are treated like constants. … Continue reading

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Getting Ready for the Final

Much of this is a repeat of what I said in class, but in more detail and some changes. H Calc guidance for Final  This is a revised edition at 11:30 pm, 5/3.

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Partial derivative hw with worked out examples

When a function is defined in terms of two variable, say x and y, you can assume one of them stays constant and see how the function changes when the other one changes.  That is called taking the partial derivative. … Continue reading

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Benoit Mandelbrot and Fractals

In class we saw a YouTube, “Hunting the Hidden Dimension,” a NOVA special on Fractals. I am including the link so that those who missed the video will be able to make it up.  There will be up to 10 … Continue reading

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HW 4/13

Do the two problems for homework, understanding that for the first one you need to find the volume of rotation, and the second one, you only have to evaluate an integral– old stuff. hw 4 13 16

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Volume of rotation 4/12/16

Classwork:  vol of rotation 4 12 16 Homework:  HW 4 12 16

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