Write a simplified polynomial expression in standard form to represent the area of the rectangle below. X-4 5x + 2 5x^2+18-2
5x^2+13x+8
5x^2+13x+2
5x^2-18x-8

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.