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PLEASE HELP ASAP!!! CORRECT ANSWERS ONLY PLEASE!!!

Use the imaginary numberi to rewrite the expression as a complex number

PLEASE HELP ASAP CORRECT ANSWERS ONLY PLEASE Use the imaginary numberi to rewrite the expression as a complex number class=

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Answer:

i think the answer would be C

Step-by-step explanation:

since it seemed you had to divide the numbers a hundred would turn into ten and ninety would turn into nine and because you have one negative and one positive that means it would have to be a negative so it would be

10 - 9i


tramserran

Answer: B

Step-by-step explanation:

[tex]\sqrt{100} + \sqrt{-81}[/tex]

  • [tex]\sqrt{100} = 10[/tex]
  • [tex]\sqrt{-81} = \sqrt{-1} * \sqrt{81} = i * 9  = 9i[/tex]

  [tex]\sqrt{100} + \sqrt{-81}[/tex]

=    10    +    9i

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