Emilio buys liter bottles of shampoo when the store has the promotion shown. Write an expression in two different ways to represent the total cost of 3 liters of shampoo. it shows a picture of a man holding shampoo and it says buy 2 liters and get 30% for the 3rd liter, Let L be the number of liter bottles. plz help asap

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

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.

Find the distance between c and d on the number line c=3 and d=11