Question: Using ONLY THE BASIC PROOF RULES ( i . e . Conj, Simp, Add, DS , MP , CP , DN , Contr, and IP

Using ONLY THE BASIC PROOF RULES (i.e. Conj, Simp, Add, DS, MP, CP, DN, Contr, and IP) Prove that:
[notA??(notAB)??((notA??B)(B??C??D))][Avv(B??C)]
Be careful with your indentation!
Using ONLY THE BASIC PROOF RULES ( i . e . Conj,

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