Question

Recall the CFG G4 that we gave in Example 2.4. For convenience, let’s rename its variables with single letters as follows. E → E + T | T T → T x F | F F → (E) | a Give parse trees and derivations for each string. a. a b. a+a c. a+a+a

Answer 1

Check the attached image

Step-by-step explanation:

the diagram for explaning all the solutions is in the attaged images below.