Question

Make a table and a graph for each function. Use only positive values for x in exercise 28.

26. y=2x^2-4

28. y=7/x

Answer 1

wolframalpha.com is your friend. For #26, see

http://www.wolframalpha.com/input/?i=table+2x^2-4+for+x+%3D+-3+..+5