(全部在根号下)log1/3(1/3是底数)(2-X)>=0.求定义域XXXXXXXXXXXXXXXXX

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(全部在根号下)log1/3(1/3是底数)(2-X)>=0.求定义域XXXXXXXXXXXXXXXXX
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(全部在根号下)log1/3(1/3是底数)(2-X)>=0.求定义域XXXXXXXXXXXXXXXXX
(全部在根号下)log1/3(1/3是底数)(2-X)>=0.求定义域
XXXXXXXXXXXXXXXXX

(全部在根号下)log1/3(1/3是底数)(2-X)>=0.求定义域XXXXXXXXXXXXXXXXX
2-x>0且2-x