Question

What is the solution to (3 x 10^2) (5 x 10^5) written in scientific notation?

1.5 x 10^8
15 x 10^8
1.5 x 10^7
15 x 10^7

Answer 1

`3 * {10}^(2) * 5 * {10}^(5) = 15 * {10}^(7)`