IM 8.7.13 Practice: Definition of Scientific Notation
Write each number in scientific notation.
Perform the following calculations. Express your answers in scientific notation.
Jada is making a scale model of the solar system.
The distance from Earth to the Moon is about miles. The distance from Earth to the Sun is about miles. She decides to put Earth on one corner of her dresser and the Moon on another corner, about a foot away. Where should she put the sun?
Explain your reasoning.
Here is the graph for one equation in a system of equations.
Write a second equation for the system so it has infinitely many solutions.
Write a second equation whose graph goes through so that the system has no solutions.
Write a second equation whose graph goes through so that the system has one solution at .