Answer:
1. 2.1426 × [tex]10^{0}[/tex]
2. 6.29 × [tex]10^{0}[/tex]
3. 9 × [tex]10^{-1}[/tex]
4. 5.238 × [tex]10^{3}[/tex]
5. 3.5668 × [tex]10^{-1}[/tex]
Hope it helps and have a great day! =D
~sunshine~
