must be performed from vs must be performed by

Both phrases are correct, but they are used in different contexts. 'Must be performed from' is used when referring to the starting point or origin of an action, while 'must be performed by' is used to indicate the agent or doer of the action. They are not interchangeable and have distinct meanings.

Last updated: March 19, 2024 • 1485 views

must be performed from

This phrase is correct when referring to the starting point or origin of an action.

This phrase is used to indicate the location or source from which an action should be carried out.

Examples:

The experiment must be performed from a clean environment.
The investigation must be performed from a neutral standpoint.

Show examples from the web [+]

All selections must be performed from memory. Live auditions: Students will be accompanied by a rhythm section of current Boyer students. JAZZ GUITAR.
At least one song must be performed from the Opera, Operetta, Sacred, Oratorio, Popular, Musical Theatre or Film traditions (i.e. Group A in the indicative list).
Formal attire is required only for the finals. All selections must be performed from memory. Candidates must provide one copy of each selection for the panel.
Classical Voice: Two contrasting songs or arias from the classical repertoire which illustrate the student's range. Both songs must be performed from memory.

Alternatives:

must be performed at
must be performed in
must be performed on
must be performed with
must be performed by

must be performed by

This phrase is correct when indicating the agent or doer of an action.

This phrase is used to specify who is responsible for carrying out a particular action.

Examples:

The surgery must be performed by a qualified surgeon.
The task must be performed by the assigned team.

Show examples from the web [+]

With reference to international agreements, "every treaty in force is binding upon the parties to it and must be performed by them in good faith." Pacta sunt ...
Audiometric tests must be performed by [29 CFR 1910.95(g)(3)]: A licensed or certified audiologist, otolaryngologist, or other physician, or; A technician who is ...
The periodic inspection must be performed by an authorized employee other than the one(s) who is using the energy control procedures. This individual will be ...
May 21, 2014 ... ... all new USDOT physicals must be performed by a qualified health professional listed on the National Registry of Certified Medical Examiners ...

Alternatives:

must be carried out by
must be executed by
must be completed by
must be accomplished by
must be done by

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must be performed from vs must be performed by