• Together[expr] puts terms in a sum over a common denominator and cancels factors in the result.
• Example: Together[1/x + 1/(1 - x)] .
• Together makes a sum of terms into a single rational function.
• The denominator of the result of Together is typically the lowest common multiple of the denominators of each of the terms in the sum.
• Together avoids expanding out denominators unless it is necessary.
• Together is effectively the inverse of Apart.
• See also: Apart, Factor.
Here is the InstantCalculator for the Together function. Enter the parameters for your calculation and click Calculate to see the result.
Entering Commands Directly
You can paste a template for this command via the Text Input button on the Together Function Controller.
Here is a simple example.
Here is another example.
Together explicitly makes it clear that this expression is indeterminate.
Together simplifies this complicated expression.
No cancellation is done here.