A rectangular lawn 70m by 50m has two cross roads one road is 6m wide running in themiddle of it which is parallel to the length and other one is 5m wide which is parallel to the breadth. Find the area of crossroad and area of remaining portion.

Ihave trouble finding the nth term of a linear sequence

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 are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2