Respuesta :

Answer:

I think the answer is -104,400,000,000,000,000

Step-by-step explanation:

AnswersNow11011

Answer:

208800000

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      5e-8

Explanation: 2.9 x 10^5 x 7.2 x 10^2 = 208800000

5 x 10^-8 = 5e-8

I am so sorry if I am incorrect, but here the answer I got.