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  • 21-08-2021
  • Mathematics
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Classify each number below as a rational number or irrational number

Classify each number below as a rational number or irrational number class=

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Аноним Аноним
  • 21-08-2021

Answer:

[tex] - \frac{19}{10} \: » \: { \sf{rational}} \\ \\ 20\pi \: » \: { \sf{irrational}} \\ \\ { \sf{ - \sqrt{49} \:» \: rational }}[/tex]

because -√49 = -7

[tex]85. { \bar {93}} \: » \: { \sf{rational}} \\ \\ 2 \sqrt{5} \: » \: { \sf{irrational}}[/tex]

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