**Guide :High School **

# Simplify the expression. Write the answer using scientific notation. Astronomers measure large distances in light-years. One light-year is the distance

Simplify the expression. Write the answer using scientific notation. Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximat**So u will do 13.4*5880000000000=78,792,000,000,000 is how many miles away it isso ure answer is 78,792,000,000,000**...