Is the graphed function linear?
Yes, because each input value corresponds to
exactly one output value
Yes, because the outputs increase as the inputs
increase
No, because the graph is not continuous.
No, because the curve indicates that the rate of
change is not constant.

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?