Use the quadratic formula to solve the equation: 2x^2-4x+1=0

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)