Question

Problem 4. If you charge a new laptop to your credit card which costs 1,000 dollars with an annual interest rate o compounded monthly and you make a monthly payment of 100 dollars, the following equation allows you to cal the amount that you owe after n months: an+1+ 1200) a(n)-P is the amount you owe in the n'h mouth, r is the interest rate in percent (r-21 in this case) and p monthly payment. Plot a(n) for n- 0 to 10. How much do you owe after 10 months?

ONLY PROBLEM 4!! Got this problem for homework and need help! MATLAB ONLY !!! Comment along lines as well :)

Answer 1

`Hey,

Note: Brother in case of any queries, just comment in box I would be very happy to assist all your queries

clear all;
clc;
close all;
a=[1000];
p=100;
r=0.21/12;
for n=1:10
a(n+1)=(1+r/1200)*a(n)-p;
end
plot((0:10),a);
fprintf('After 10 months it is %f\n',a(11))

MATLAB R2018a Search Documentation Log In EDITOR Find Files Compare ▼ Print Run Section New Open Save Advance Run and Find Time Advance C: Users PRADEEP KALRA 、Documents MATLAB Figure1 Current Folder Eile Edit Yew Insert lois Desktop yǐndow Help newtonrag Eile Edit Name mathlab saveee.m X | bisectionmethodbypradeep.m X | newton E 4a 10001 5-P-100: 6- r=0 .21/12; 7- for n-1:10 in 1000 New folder a1.m a(n+1)= { 1+r/1200) *a(n)-p; 900 9-end 10plot(0:10),a) 11- fprintf (' After 10 months it is 800 \n', 700 A1.dat A1.mat Command Window New to MATLAB? See resources for Getting Started 600 A3.dat After 10 months it 13 0.080215 500 300 Name ▲ Value x11 double 10 100 0.0175 200 100 2 3 45678 9 10 Ln 7 Col 11 ENG 11:10 AM IN 04/24/19 O Type here to search

Kindly revert for any queries

Thanks.