Binomial theorem What are you observations in the binomial expansion of (x+y)^n
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What are the domain and range of the function? f(x) = -4 (sqrt)x

Which linear inequality is represented by the graph? !

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?