Exponents Equation

XAT 2013 · QADI · Medium · Algebra

p and q are positive numbers such that pq=qpp^q = q^p, and q=9pq = 9p. The value of p is

  1. A.

    9\sqrt{9}

  2. B.

    96\sqrt[6]{9}

  3. C.

    99\sqrt[9]{9}

  4. D.

    98\sqrt[8]{9}

  5. E.

    93\sqrt[3]{9}

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