Find the sum of 9a^2/a and 7a^2/a

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.

Which of the following is an example of conditional probability

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work