Respuesta :

Answer:

1*10^20

Step-by-step explanation:

5×10^8×2×10^11= 5*2*10^(8+11)= 10*10^19= 10^ (1+19)= 10^20= 1*10^20.

prishagupta035

5×10⁸×2×10¹¹

5×2×10⁸×10¹¹

10×10¹⁹

10²⁰

100,000,000,000,000,000,000

1E20

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