有理数指数幂³√a²*√a³这题怎样算还有³√a*⁴√a
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有理数指数幂³√a²*√a³这题怎样算还有³√a*⁴√a
有理数指数幂
³√a²*√a³这题怎样算
还有³√a*⁴√a
有理数指数幂³√a²*√a³这题怎样算还有³√a*⁴√a
³√a²*√a³=a^(3/2)*a^(1/3)=a^(3/2*1/3)=a^(1/2)=√a
³√a*⁴√a=a^(1/3)*a^(1/4)=a^(1/3*1/4)=a^(1/12)