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Izzy Nelson

Izzy Nelson created a post, January 17, 2019 04:27
Sinusoidal word problems
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Hello everyone. So I am dealing with sinusoidal word problems. I know how to get the answers, the only problem is figuring out which answer to use? Like for D(t)=-21cos(2pi/29.5)+384 i got answers ...
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Izzy Nelson commented, January 11, 2019 03:55
Thank you so much! Helped a ton!
Izzy Nelson created a post, January 10, 2019 05:15
Sinosoidal Equations help!!
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Hi, hello, so, I am having problems on sinosoidal equations. I have watched the videos but they dont seem to correspond to me? An example is 7cos(9x)-1=1. I know to isolate until I get cos(9x)=2/7....
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