先将这两个根式化成最简二次根式.
√60.25=√(6025/100)=√6025/10=√241/2
√6.75=√(675/100)=√675/10=3√3/2
√60.25-√6.75==√241/2-3√3/2=(√241-3√3)/2
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先将这两个根式化成最简二次根式.
√60.25=√(6025/100)=√6025/10=√241/2
√6.75=√(675/100)=√675/10=3√3/2
√60.25-√6.75==√241/2-3√3/2=(√241-3√3)/2