Write down the 5th term in the sequence given by t(n) = n^2 +2n

At which value in the domain does f(x) =0?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?