51/2 - 4 1/4 + 6 3/4
what is this

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

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

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