b part

(b) Use induction to prove or disprove that 8 n! for all integers n 7 8. Recursively define ao-1, al 2, a2-3 and a, a,2+2a,, for n 2 3. (a) Calculate a, for n- 3,4,5,6,7. 3-3 3-3 (b) Prove that a, >(3/2)" for n 2 1