𝑎 + 𝑎 + 𝑎 + 𝑎 + 𝑎 + 𝑎 =
3^-2
36^1/2
8.745 x 3.25
15 : 12
12 +2
195/2
find the Recurrence relation of a0=1, a1=1, an=n*a(n-1)
35.76x 4.5
seven times a number x