Calculate the amount of money you’ll have at the end of the indicated time period. You invest $4000 in an account that pays simple interest of 2% for 10 years.

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.