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Evaluate the expression. Rewrite the expression using a radical.
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Evaluate the expression. Rewrite the expression using a radical.

Evaluate the expression. Rewrite the expression using a radical.-example-1
User Preet
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1 Answer

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128^(-2/7) (note that 128=2^7)

(2^7)^(-2/7)

2^(7*-2/7)

2^(-2) which is also equal to:

1/(2^2)

1/4
User Lostriebo
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