Does this table represent a function? Why or why not?

Jackson drew 4 hearts and 29 circles. what is the ratio of circles to all shapes?

Josephine has a great garden with and area of 2x2 + x - 6 square feet

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.