Write an inequality for the situation,
The number of days, d, of snow is not 21.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Explain how you can use the associative property to evaluate (7x50)x4.

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