numbers with negative exponents and parentheses both addition and multiplication of the base numbers in parentheses and with combinations of positive and negative exponenets outside the parentheses.

(2^{-3})^{-3} Given

2^{(-3)(-3)} When taking a power of a power, multiply the exponants

2^{9} Substitution (-3 X -3 = 9)

512 Substitution (2^{9} = 512)

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