Algebra 2

Find all number for which the rational expression is undefined.
q^3-59/9^2-64. Thank you

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  1. an expression is undefined it its denominator is zero.

    what values of x make 9x^2 - 64 zero?

    can you solve 9x^2 - 64 = 0 ?
    Hint: it factors as a difference of squares.

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