I need help with question 17, 18 and 19 please

17. For the following input/output table, give a Boolean expression that is a sum of minterms and is equivalent to the function defined by the table 0 0 0 Solution: 18. Is the following expression satisfiable? ( x + y)(x+ z) (x+ y+ z)(y+ z)(x + y)(x+z) If yes, give the assignment that satisfies it. If not, give the maximum number of clauses that can be satisfied, and the assignment that produces the maximum number of satisfied clauses. Solution: 19. Characterize the rate of growth of the function f below by giving a function g such that f= O(g) The function g should be one of the functions in the table of common functions. f(n) = n' + 30 -4 Solution