5.3, cd r- 8.8, and ad - 14.3, find ab to the nearest tenth.
if bc

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

Solve for x where 0 equation: cot^2x+2cotx+1=0