Respuesta :

9514 1404 393

Answer:

  2.4×10^-6

Step-by-step explanation:

Your calculator can help you with this.

  (8×10^-3)(3×10^-4) = (8·3)×10^(-3-4) = 24×10^-7

  = (2.4×10^1)×10^-7 = 2.4×10^-6