Somebody pleasee help me with this please its due today

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

Identify the number 127 as a rational or irrational. explain

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.