Acatering service offers 3 appetizers, 11 main courses, and 4 desserts. a costumer is to select 2 appetizers, 3 main courses, and 3 deserts for a banquet. in how many ways can this be done

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.