Answer:
it can be. It just depends on what you are interested in. If you are interested in a scientific field then it is an amazing way to use your time. But if you are bot interested in science, it is a waste personally.
Domain and range of what? im not seeing a set of numbers id be happy to help tho
I want to help, but I’m not seeing a question though.
He saved 7(3), which is equal to 21 dollars saved. Hope it helps!
