anonymous
  • anonymous
Take index = 2. Does this mean the radicand is a square of some number? If yes, is there any number whose square is a negative number? If not, can the radicand be negative?
Mathematics
  • Stacey Warren - Expert brainly.com
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katieb
  • katieb
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anonymous
  • anonymous
If the radicand is a negitive number disregard the - sign and automaticaly pull an i out of the equation indicating that the number is now in the imaginary number system
anonymous
  • anonymous
yes, it means that the radicand is the square of some number. yes, the square of an imaginary number is i is -1
anonymous
  • anonymous
then just solve the rest of the radicand like you normally would

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anonymous
  • anonymous
http://en.wikipedia.org/wiki/Imaginary_number
anonymous
  • anonymous
Thank you all so much...I think I understand better.

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