What is the purpose of scientific notation? how is scientific notation represented? explain.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account