Kindly help to answer these questions.

Question 1 (a) ) Let a = F, b = T, c = T. Find the truth value of the following expressions: (i) a- (-c -bra) (2 marks) (ii) -avc- bA -c (2 marks) (b) Let p be "Alisha is rich" and q be "Alisha is happy". Present each of the following in symbolic form. (i) Alisha is poor and happy. (1 mark) (ii) Alisha is neither poor nor happy. (1 mark) (iii) Alisha is poor or else she is both rich and happy. (2 marks) (c) It is known that, a is the root of a tree. a is the parent of b and c. d, e, and f share the same parent, b. h is the child of c. i and j are the siblings of h. Illustrate the above information in a tree. (5 marks) (d) Show that [- a V (a A b)] A - b - -(a V b) by using logical equivalence identities. (7 marks)