7. If K- key mov? is the formula for kinetic energy, find the mass (m) of the object if the
kinetic energy (K) is 3872 joules and the velocity (V) is 22 meters/second.
A. 4 kilograms
B. 88 kilograms
C. 352 kilograms
D. 16 kilograms

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.

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?

Which of the following is equal to the rational expression when x is not equal to -2 or -6?