Explain why the number of times a polynomial function touches the x-axis is not always equal to the number of zeros of the function (Please help)

Sum is 17 and their difference is 3

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Ms.lopez has 4 liters of chemicals that she is going to pour into beakers. each beaker will have 1/4 of a liter of chemicals, how many beakers can ms.lopez fill? draw a model to support your work. (it's ok if you dont)