You can access the report from Reports>Recently created Task Report
Once there:
- Select a Project from the project dropdown list
- Choose a frequency for which you want to see the count of created tasks
- Choose the number of days previous to the current date to see the count of created tasks
You will be presented with a chart as shown below indicating the count of tasks created on each day based on the chosen frequency and days previously.
It will also show the count of tasks that were resolved and/or closed out of the total created tasks on the specific date.