Answer:
Explanation:
If L(D1) = L(D2), the D has every state being final
If L(D1) = L¯(D2), the D has every state being final
If L(D1) = ∅, then L(D) = L(D2).
If L(D1)=Σ, L(D) = L(D2)
Hardware software is the answer
The activity that uses a feature of a word processor is the last given answer. Recreating the same document multiple times to print multiple copies. Although some word processors have all the features stated above now a days. Word processors are helpful in composing, editing and printing text documents.
Except keyboard of F7 and Spell Checkbutton in toolbar, you are also able to apply Spelling check command fromExcel 2007/2010/2013/2016 Ribbon: Click the Review tab; Go to Proofing group; Then you will view the Spellingbutton , that's Spell Check command.
hope this helps