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pls help asap!!!
Express the radical using the imaginary unit, i.
Express your answer in simplified form. square root of -70

pls help asap Express the radical using the imaginary unit i Express your answer in simplified form square root of 70 class=
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sqdancefan

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Answer:

  ±i√70

Step-by-step explanation:

The number 70 has no factors that are squares, so we have ...

  [tex]\pm\sqrt{-70}=\pm\sqrt{(-1)(70)}=\pm\sqrt{-1}\sqrt{70}=\boxed{\pm i\sqrt{70}}[/tex]

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