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4137smj

4137smj comentou, 15 de maio de 2019 16:06
problem is solved.. I put 15/2pi * 2.3005 on calculator the answer is 54.2042542469. but I put 15/(2pi) * 2.3005 the answer is 5.49203919874 It's a correct answer.
4137smj criou uma publicação, 10 de maio de 2019 18:17
I need help ! (sinusoidal models word problems)
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I am not a native, my english is poor sorry. this is problem in sinusoidal models word problems practice. C(t) = -15cos(2pi/15*t)+65 t = 15/2pi(2.3005 + 2pi*n) t is about 5.5 + 15n Why 15/2pi * 2.3...
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