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plot 220*sin(x),100*sin(x+Pi/6)+50*sin(x-Pi/4)+80*sin(x-0.1855),200 from x=0 to 10
plot 220*sin(x),100*sin(x+Pi/6)+50*sin(x-Pi/4)+80*sin(x-0.1855),200 from x=0 to 10
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