By definition, an astronomical unit in miles is given by:
[tex]1 AU = 9.3 * 10 ^ 7 miles
[/tex]
As it is in exponential notation, then we must rewrite.
[tex]9.3 * 10 ^ 7 = 93,000,000 miles
[/tex]
Therefore, an astronomical unit is:
93 million miles
Answer:
93 million miles