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Find the value of k for which the following system of equations has a unique solutions 1 . kx +2y= 5 , 3x+y=1
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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
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B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false
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Find the value of k for which the following system of equations has a unique solutions 1 . kx +2y= 5...
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