To simplify the expression 3^9 * 3^-5 using the product rule of exponents, we add the exponents when multiplying two powers with the same base.
3^9 * 3^-5 = 3^(9 + (-5))
= 3^4
Therefore, 3^9 * 3^-5 simplifies to 3^4.
Use the Product Rule Exponents to simplify the expression 3^9 * 3^-5
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