Question

Find the simplified form of the expression. Give your answer in scientific notation.

(8 × 10^4)(9 × 10^–8)

Answer 1

7.2×10^-3

Explanation:

8 × 10^4×9 × 10^–8

=8×9×10^(4-8)

=72×10^-4

=7.2×10^-3