A credit card company charges 27.5% interest on purchases made during the month. If Steve spent $130 last month and does not pay off any of the purchases before the interest is charged, how much will the interest be on his purchases?

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.