Teresa graph the following three equations Y equals 2X to the second power, Y equals X to the second power +2, Y plus 2X to the second power. She says that the graph of Y equals 2X to the second power will eventually surprise both of the other graphs is Teresa correct why or why not?

Which statement about the graph of y = 8(0.25)^2

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.