Chapter 11.2, Problem 72PE

(a)

To determine

The first four terms of the arithmetic sequence $a_n$ depicted in the graph below,

(b)

To determine

To calculate: The nth term for the arithmetic sequence $a_n$ depicted in the graph below,

(c)

To determine

To calculate: The ${20}^{th}$ term for the arithmetic sequence $a_n$ depicted in the graph below,

(d)

To determine

To calculate: The sum of the first 20 terms for the arithmetic sequence $a_n$ depicted in the graph below,

(e)

To determine

To calculate: The value of n, such that the value arithmetic sequence $a_n=256$ .

(f)

To determine

To calculate: The difference between the ${50}^{th}\text{ and }{32}^{nd}$ terms for the arithmetic sequence $a_n$ depicted in the graph below,