Chapter 12.1, Problem 7E

(a)

To determine

To calculate: The value of $y_0,y_1,y_2,y_3\text{ and }{y}_4$ for difference equation $y_n=\frac{1}{2}{y}_{n-1}-1$

(b)

To determine

To graph: The points $\left(0,10\right),\left(\text{1,4}\right)\text{, }\left(\text{2,1}\right)\text{,}\left(3,-\frac{1}{2}\right),\left(4,-\frac{5}{4}\right)$.

(c)

To determine

To calculate: The solution of difference equation $y_n=\frac{1}{2}{y}_{n-1}-1$.