Question

Divide (9.2 × 1028) ÷ (4.6 × 109). Express the answer in scientific notation.

2 × 1037

2 × 1017

2 × 10-19

2 × 1019

Answer 1

Double post of http://openstudy.com/study#/updates/4fe88cc4e4b0bbec5cf8f249

Is the original equation:
\[\frac{9.2*10^{28}}{4.6*10^{19}}\]

Answer 2

Multiply (3.3 × 104) × (3 × 1018). Express the answer in scientific notation.

9.9 × 1012

9.9 × 1014

9.9 × 1022

9.9 × 1072