Write the following numbers used in these statements in scientific notation. (note: some of these numbers have been rounded.)
the diameter of a water molecule is 0.28 cm.

Which equation can be simplified to find the inverse of y = 2x2?

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.