Chapter 8.2A, Problem 11A

In each of the following arithmetic sequences, find (i) the 100th term; (ii) the nth term.

a. $0,3,6,\mathrm{...}$

b. $1-\sqrt{2},1+\sqrt{2},\mathrm{...}$

c. $\sqrt{3}+0.5,\sqrt{3}+2.5,\sqrt{3}+4.5,\mathrm{...}$