A refrigerator costs $850. The estimated yearly operating cost of the refrigerator is $62.
Which rational function models the average
annual cost, in dollars, of the refrigerator if it is kept
for x years?
Average annual cost = Purchase price + Total operating cost
Number of years
f(x) - 850 +622
Which expression represents the total cost, in
dollars, of owning the refrigerator for x years?
f(x)- 850 +622
62
f(x) -
850
+62x
V 850 +62x
O
62
f(x)=850+
X
COMPLETE