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Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

What is f(3) for the quadratic functionf(x)=2x2 + x – 12? f -3g 3h 6i. 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.