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Latest news 2024-10-15: New blog post: Tales for Our Times Book Launch.


9.4.6 Roots

Roots are obtained using the command

\sqrt[<order>]{<maths>}

without the optional argument <order> it will produce a simple square root. Cubic roots etc can be obtained using the optional argument.

Examples:

  1. A square root:

    \[ \sqrt{a+b} \]

    Image: square root of (a + b)

  2. A cubic root:

    \[ \sqrt[3]{a+b} \]

    Image: cubic root of (a + b)

  3. An $ n$ th root:

    \[ \sqrt[n]{a+b} \]

    Image: the nth root of (a + b)

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