Respuesta :

Answer: 2.4 × 10⁻³

Step-by-step explanation:

Question: (4 × 10⁻⁷) × (6 × 10³)

⇒4 × 10⁻⁷ × 6 × 10³

rearrange

⇒4 × 6 × 10⁻⁷ × 10³

⇒24 × 10⁻⁴

⇒2.4 × 10⁻³ Answer

hope that helps...