Complete the square to solve the equation below. x2 - 10x - 2 = 17
O A. x = 5 + /55; x = 5 - /55
O B. x = 6 + /30; x = 6 - /30
O C. x = 5 + /29; x = 5 -/ 29
O D. x = 5 + /44; x = 5 - /44

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.