shows the outputs y for different inputs x: Input (x) 3 7 11 15. Output (y) 4 6 8 10 ... (3 points) Part B: Compare the data in the table with the relation f(x) = 5x – 21. ... get 4 as y; it's ok if you plug in 3 and 5 as x and get the same y, you just can't