Some IELTS teachers claim that clarifying the purpose of an essay is necessary for writing task 2. E2 IELTS emphasizes this as an inseparable part of writing task 2.
But some IELTS teachers think that it is artificial to refer to the purpose of an essay in this form.
” This essay would aim at discussing both notions and give a concluding view.”
I am not sure which way is true but better be careful if you are aiming very high scores.