4. Figure Q.4 shows a discrete chart of Y(X) = (0.25% plotted using MATLAB. The discrete data is linearly spaced between X = 0 to X = 10. The line format is as follows; dashed line with line width of 2, red in color and diamond marker. HEG20202021_a1 An exponential chart 14 12 10 YOX)9.25% 2 0 1 7 9 10 Figure Q.4 a) Using MATLAB code, show how you can declare the variable X, and compute all the values for Y. (3 marks) b) Determine the values for Y(2.5) and Y(5). (3 marks) c) Complete the MATLAB code in a) to plot the above figure with the correct figure formatting (legend, axes labels, title, line formatting etc.) (4 marks)