(4*10^8) (8.2*10^-2) i need it simplified and in scientific notation. i believe the answer is 3.28*10^7 but im unsure

Answer 1

Your answer is correct.

4 ∙ 10⁸ ∙ 8.2 ∙ 10⁻² = 4 ∙ 8.2 ∙ 10⁸ ∙ 10⁻² = 32.8 ∙ 10⁸⁻² =

3.28 ∙ 10 ∙ 10⁶= 3.28 ∙ 10¹ ∙ 10⁶= 3.28 ∙ 10¹⁺⁶= 3.28 ∙ 10⁷