m3rk098 m3rk098
  • 24-04-2018
  • Mathematics
contestada

please help posted picture of question

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Respuesta :

prestonshelton
prestonshelton prestonshelton
  • 24-04-2018
Hello!

First you factor 28

2^2 * 7 = 28

Now we have

[tex] \sqrt{2^{2} } \sqrt{7} [/tex]

If you take a square root of a square number they cancel out

[tex]2 \sqrt{7} [/tex]

The answer is B)[tex]2 \sqrt{7} [/tex]

Hope this helps!
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