Question

Choose the best graph to match the given expression.

f(x) = [2x]

Answer 1

Does the [ ] represent ceiling function, floor function, or greatest integer function?

Answer 2

or is that |2x|, absolute value function?

Answer 3

greatest integer function

Answer 4

??

Answer 5

Ok, so if it's greatest integer, then the only y-values that will show up are integers, e.g.

Answer 6

g(x) = [x] + 1 what about this one

Answer 7

Similar, just add 1.
Take the graph of y=x+1, but only include those y values which are integers.