FOR PART (A), YOU DON\'T HAVE TO GRAPH (I WILL DO THIS). PLEASE ANSWER THE QUESTION OF WHETHER X IS DISCRETE OR CONTINUOUS. I promise to rate and thanks. Solution a.) X is continuous.As there is no break down in the value of X till 12. where as a) F(x) is discrete . at x=3 value of F(x) is suddenly changing from 0 to 2. Hence F(x) is termed Discrete..