Question

\[(1.3 x 10^{-6})(4 x 10^{10})\] Find the product and express your answer in scientific notation

Answer 1

\[\Large (1.3 \times 10^{-6})(4\times 10^{10}) \\ \\ \Large =(1.3\times4)\times 10^{-6+10} \\ \\ \Large =5.2 \times 10^{4}\]
Understand now?

Answer 2

Indeed I do.

Answer 3

okay :)

Answer 4

Okay c: