Question

Which shows the expression below simplified?

(7 × 10-7) × 0.06

A. 1.3 × 1014
B. 4.2 × 10-9
C. 4.2 × 1014
D. 4.2 × 10-8

Answer 1

D

Explanation:

(7 × 10-7) × 0.06

7 × 0.06 × 10^-7

0.42 × 10^-7

4.2 × 10^-8