Question

The nearest star to us, Alpha Centauri, is 4.3 light years away. A light year is 5, 865,696,000,000 miles. How far away is Alpha Centauri in miles? Express your a swer in scientific notation?

Answer 1

2.52224885 x
`10^(13)`

Explanation:

4.3 x 5.865695 x
`10^(12)`

25.2224885 x
`10^(12)`

2.52224885 x
`10^(13)`