In Exercises 7–22, evaluate the expression.
21. 161/4 · 8−1/3
To find: The value of an expression .
The expression is .
In the above problem of fractional exponent, first convert it into the smallest prime form and then use the rule of fractional exponent.
In any condition, if there is any negative power number, then make it into the denominator and then convert it into smallest prime form
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