What is the sign of-5×-1/-2 is it A: positive B: negative C: zero

Given: ac and db are diameters. m∠3=

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 the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?