Give reason for each solution

Which of the following is not equivalent to -p v ? Question 1 Not yet answered Marked out of 4 Select one: O a. -(A-9) P Flag question O b.-p-9 O c.4-P O d.-9--- What is 22 Question 5 Not yet answered Marked out of 4 Select one: O a. any language over O b. all non-empty strings over I P Flag question O c. all strings over 2 O d. all strings of length at least 2 Which of the following is always correct? Question 2 Not yet answered Select one: Marked out of 4 P Flag question O a AoE= A O b. AUO = 0 OcAoB = BOA Od AUE= How many ways there are to choose 4 cards from a deck of 52 cards? Question 3 Not yet answered Marked out of 4 Select one: O a. 524 P Flag question O b. 4! O c. 52.51.50.49 4! O d. 52.51.50.49 What is the maximum number of comparison made to sort an array of 6 numbers, using the Bubble sort? Question 4 Not yet answered Marked out of 4 Select one: O a. 5 P Flag O b. 15 question O c. 16 O d. 10