Question: 1. Can a closed form for the recurrence a0 = 2, an = 3an-1 -7 be found using the techniques of this section? Why or why not?
2. Can a closed form for the recurrence a0 = 22, an = an-1 + 9n9 -12n7 +n6- 43n-7 be found using the techniques of this section? Why or why not?
3. Can a closed form for the recurrence a0 = 2, an = an-1 + 3n-7 be found using the techniques of this section? Why or why not?
4. Can a closed form for the recurrence a0 = 2, a1 = 22, an = an-1 +an-2 -22 be found using the techniques of this section? Why or why not?