3 √ x ^7
Rewrite x ^7 as ( x ^2 ) ^3 x .
Factor out x ^6 .
3 √ x ^6 x
Rewrite x ^6 as ( x ^2 ) ^3 .
3 √ ( x ^2 ) ^3 x
Pull terms out from under the radical.
x^2 3√x.
This would be the best I can help you with.
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