9 ) Let an be an arithmetic sequence where as = 82 and ag= 64. Find an expression for an. 10 ) Let an be an arithmetic sequence where as = 16 and a12 = 24.5. Find an expression for an. 11) use the graphs below to write an expression to find the with term of each sequence, then use it to find the value of ano for each. 60 (5. 48) (4, 24) term (1. 3) (2. 6) (3 12) 0.5 0 0.5 1 15 2 2.5 3 3.5 4 4.5 5