Answer:
Total cost with interest and down payment: $4288
Monthly payment with interest: $162
(if this doesnt answer your question, plz let me know what you mean by installments and ill try again)
Step-by-step explanation
2.7 would be 2 7/10. Correct?
I can't plot it for you, but the slope will be the y/x or the rise/run.
You can find the slope by using 2 points of the line and subtracting the (y1-y2)/(x2-x1)
Answer:
, 
Step-by-step explanation:
The value of f(1) is:


The values for n and n-1, are respectively:


After some algebraic manipulation, the following expression is obtained:

