QUESTION5 Which expression correctly defines a recurrence relation? an (2*n/10) a 0 an (3+ 1.5 an): ao 2 O an (3+ 1.5 an-1); ao 1 QUESTION 6 Which sequence is defined by the recurrence relation anan-1 +3; ao 0 O 3, 9,21, 45, 93 1,1, 2,3, 5, 8, 13, O 3, 6, 9, 12, 15,... O 2, 4, 6, 8, 10