The hanger image below represents a balanced equation
27
9
Select an equation that represents the image.
Choose 1
27 = b +9
27 = b.9
Find the value of b that makes the equation true.
b=

Find the value of the cosine for angle a

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 area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²