15y + 6 factor out the gcf from the binomial

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?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Aline that intersects one of two parallel lines intersects the other also always sometimes never