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Math Help - Radical In A Radical in A Radical

  1. #1
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    Radical In A Radical in A Radical

    See attachment.
    Attached Thumbnails Attached Thumbnails Radical In A Radical in A Radical-radicals.jpg  
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  2. #2
    Senior Member Stroodle's Avatar
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    I don't think u can simplify it more than:

    y=\sqrt{36+\sqrt{81-\sqrt{9}}}

    y=\sqrt{36+\sqrt{81-3}}

    y=\sqrt{36+\sqrt{78}}
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  3. #3
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    This is already "solved" for y. If you mean "find a decimal value for y", use a calculator.
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  4. #4
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    You got it!

    Quote Originally Posted by Stroodle View Post
    I don't think u can simplify it more than:

    y=\sqrt{36+\sqrt{81-\sqrt{9}}}

    y=\sqrt{36+\sqrt{81-3}}

    y=\sqrt{36+\sqrt{78}}
    This is exactly what I needed.
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