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Mathematics 20 Online
OpenStudy (anonymous):

I have one last question

OpenStudy (apoorvk):

But I have no question to answer here. :)

OpenStudy (anonymous):

OpenStudy (anonymous):

Like i dont follow the integral equation

OpenStudy (apoorvk):

Okay I am sorry I am OUT! This is outta my league :(

OpenStudy (anonymous):

lol thanks :P

OpenStudy (experimentx):

how did you do the last problem/?

OpenStudy (anonymous):

well like i figured out a parametrized equation r(t), which they give it here so its easier. Then i plugged in my x's and y's into the force equation so it becomes F(t) then i integrate F(t)*r'(t)

OpenStudy (anonymous):

but its confusing since they dont orvide the force equation here they just give u the integral

OpenStudy (anonymous):

so I am not sure what the force equation is and how am i suppossed to apply what i have learnt to this

OpenStudy (experimentx):

looks like magnetism???

OpenStudy (anonymous):

what is that??!?!?!?! lol

OpenStudy (experimentx):

usually when charged particles enter magnetic field, they take helical path.

OpenStudy (anonymous):

ohhhh ok

OpenStudy (experimentx):

how did you solve your last problem ... with circles??

OpenStudy (experimentx):

the main challenge was to find dr <--- in last question, we needed to find dr <---- I can't seem to remember how did i do these problems.

OpenStudy (anonymous):

idk hahah i need to take a break at the moment and think this over. hahah I cant think now cuz i need to go teach now and i neeeeeeed to prepare

OpenStudy (experimentx):

http://www.scribd.com/doc/46054999/V-analysis-2

OpenStudy (anonymous):

illl be back later to work on this

OpenStudy (experimentx):

are you a teacher??

OpenStudy (anonymous):

ok ill take a look at the link. THANKS

OpenStudy (anonymous):

ya i teach math grade 11

OpenStudy (anonymous):

without a degree :P

OpenStudy (experimentx):

pretty difficult problem for 11th grade. I remember doing this on undergrad.

OpenStudy (anonymous):

lol this work is undergrad hahahah i am studying and teaching lol

OpenStudy (experimentx):

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