Surface area using an explicit description: find the area of the following surfaces using an explicit description of the surface. the paraboloid z=2(x2+y2), for 0< =z< =8.

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

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.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out