Yes, it is generally acceptable to use the pronoun "we" in an abstract, especially in scientific or academic writing where the author is referring to themselves and their co-authors.
The abstract noun form of the adjective 'useful' is usefulness.The word 'useful' is the adjective form of the abstract noun use.
The painter's abstract work of art was beautiful.
We can abstract the writer's fears in this dire situation.
He/She looks like he's/she's in an abstracted state
No, if you incorporate you need to send a check to the Federal Government for the amount you would like to incorporate. In a few weeks they will send you an incorporated check that can be cashed for incorporated money for use in corporations.
His description was very Abstract. I love abstract images.
Yes, you can use first person in an abstract, but it is generally recommended to use third person for a more formal tone.
Bob was a big fan of abstract art.
The correct voice to use when writing an abstract is typically the third person, passive voice.
incorporate
Yes, the pronoun "I" can be used in an abstract if the abstract is written in the first person perspective, such as in a personal reflection or narrative study.
Most poetry is worded in the abstract, but an abstract of poetry is a physical thing.