13. a dealer has paid 120 for a pair of shoes. he sold
it to a customer at loss of 20%. for how much did
he sell it?
(a) 86
(b) 96
(c) 66
(d) 56

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

What is not true about kl and mn? what is mn? (show )