Answer:
[tex] 4.69135802 \times {10}^{ - 9} [/tex]
Explanation:
[tex]3.8 \times {10}^{ - 5} \div 8.1 \times {10}^{3} \\ \\ = \frac{3.8 \times {10}^{ - 5} }{8.1 \times {10}^{3}} \\ \\ = 0.469135802 \times {10}^{ - 5} \times {10}^{ - 3} \\ \\ = 0.469135802 \times {10}^{ - 8} \\ \\ = 4.69135802 \times {10}^{ - 9} [/tex]
