- There is a typo in "hep" instead of "help" in the first sentence.
- In question 2, part (a), there is a missing space between "f" and "()" in the function definition.
- The square root symbol is incorrectly represented as "/" in the function g(x).
- In part (b), there is a missing opening parenthesis before "One" and a missing closing parenthesis after "iv."
- In part (c), "logg" should be "log" and there is a missing space between "log" and "g6x-1."
- In part (d), there is a missing space between "f" and ":" in the function definition. Additionally, "e" should be "in" in "d e R" and "IR" should be "R" in "IR -- {1} > R - {d}."