What is x squared - 9 factorised?

Is 9 composite? What is K and a constants in Mark Houwink equation? What day of the week was June 30 1994? What was englishman's foot? Does a triangular based pyramid have any angle? Why are some letters reflected the same in a mirror? How do you check f(xy) is continuous or not on interval? What are the intercepts of the equation x4-2x2-8? How do you reduce 15 over 85? What is 396 dived by 20 plus 400692 minus 20093? What does the slope of a distance vs time graph indicate about an object's motion? What are three decimals between 2 and 3? What decimal fraction of 100 is 1? The life expectancy of Timely brand watches is normally distributed with a mean of four years and a standard deviation of eight months. a. What is the probability that a randomly selected watch will b? What is 916 as a fraction? What is 7/11 times 1? How do you make a factor tree for the number 54? What is the length of a diagonal of a square with sides of length 16 feet long? What is the product of 492 and 843? How much mm cube in ml cube?