Choose the correct graph of the function y= x^3+1

Which statement best describes the polynomial

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.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?