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What is the missing part of the solution?

(3.4 times 10 Superscript negative 20 Baseline) + (5.4 times 10 Superscript negative 19 Baseline) + (9 times 10 Superscript negative 20 Baseline)
times 10 Superscript negative 19

Respuesta :

sqdancefan

9514 1404 393

Answer:

  6.64

Step-by-step explanation:

Perhaps you have ...

  [tex]3.4\times10^{-20}+5.4\times10^{-19}+9\times10^{-20}=\underline{\ \ \ \ }\times10^{-19}\\\\=(0.34+5.40+0.90)\times10^{-19}=\boxed{6.64}\times10^{-19}[/tex]

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Here, it is convenient to factor out 10^-19. If you like, a calculator or spreadsheet can figure this for you.