please go into step by step

9. Find F(A,B,C,D) for the segment " d " of a BCD-to-7 segment Decoder a. express as a Boolean as a function of A,B,C,D b. Draw the logic diagram of the function F c. Using a K-map simply F in P.O.S. form d. Draw the logic diagram of the reduced from e. Which logic diagram has lowest gate input count