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anonymous

  • one year ago

What is the sum of the square root of -2 and the square root of -18?

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  1. anonymous
    • one year ago
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    square root of 2 and -2 are same so value is 1.41

  2. anonymous
    • one year ago
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    value of square root of -8 = 4.24 which is the value of square root of 8

  3. anonymous
    • one year ago
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    so add up the values and tell me the answer

  4. anonymous
    • one year ago
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    I got 5.65

  5. anonymous
    • one year ago
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    yeahhh

  6. anonymous
    • one year ago
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    That's not one of my choices though

  7. anonymous
    • one year ago
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    My choices are...

  8. anonymous
    • one year ago
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    they are ?

  9. anonymous
    • one year ago
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    \[4\sqrt{2}\]

  10. anonymous
    • one year ago
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    \[4\sqrt{2i}\]

  11. anonymous
    • one year ago
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    \[5\sqrt{2}\]

  12. anonymous
    • one year ago
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    and lastly \[5\sqrt{2i}\]

  13. anonymous
    • one year ago
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    okay so \[3\sqrt{2} = 18 do u know that\]

  14. anonymous
    • one year ago
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    :P lol weir hand writitng hahahhaahha

  15. anonymous
    • one year ago
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    okay srs do u know that

  16. anonymous
    • one year ago
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    No Idon't understand any of this

  17. anonymous
    • one year ago
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    okay so 18 = 2 * 3 * 3 u take 3 out of the root as there are 2 3s remember in square root u need to take away a number that comes twice as 1 like if there is 2 and 2 then take it as single 2

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