[/-2]\frac{x}{y}[/-3] = 4

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?