64, -48, 36, -27, ... Which formula can be used to describe the sequence?

Long division the problem is 40 ➗ 348 = ?

The area of square garden is 300m squared. how long is the diagonal?

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.