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Why were the first observations of interference patterns so important to the understanding of light? I m trying to figure out a math question, can anyone help? If I make $30.00 every 3 weeks how long will it take to get $800.00? Thanks!? How many complex zeros does the polynomial function have? I need a name of a software to design a model which is a weight moving under gravity force...? How does the universality of the genetic code provide evidence of the common ancestry of all life?