Gerald has two freelance jobs. The income he can make from his first job can be represented by the function m(x)=408x+327 where x is the number of weeks he works the income he can make from his second job is represented by the function a(x)=x^2+61x. Which function best describes d(x) the income he can make from both jobs

What are the related frequencies to the nearest hundredth of the columns of the two way table? group 1: a-102 b-34group 2: a-18 b-14edited: i don’t have all day to be waiting for an answer. i figured it out.

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

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.