Could I get some help eith this? I am new to computer science, abd still putting it together. Thank you.

$3$ a$)(5)$ Show how the following $3-$input NOR gate can be implemented using a minimum number of $2-$input NOR gates. Only NOR gates should be included in your solution.

b$)(5)$ Show how the following $3-$input AND gate can be implemented using a minimum number of $2-$input AND gates. Only AND gates should be included in your solution.

$4.(5)$ The output generated by the logic circuit shown below corresponds to a logic expression containing a single term. Write down that simplified logic expression. Output $=$