SOLUTION: Find the range of y = [[ 2x ]]. Note: [[ 2x ]] is a step function.

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Question 1208757: Find the range of y = [[ 2x ]].

Note: [[ 2x ]] is a step function.
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


"[[A]]" is a standard representation of the floor (greatest integer in) function. If you intended it to be something different, you need to define it.

The floor function always returns an integer value; and there is no restriction on how large or small that integer might be. So

ANSWER: the range of [[2x]] is the set of all integers.