根号六÷(根号3-根号2)
=根号2×根号3÷(根号3-根号2)
=1.414×1.732÷(1.732-1.414)
=1.414×1.732÷0.318
≈7.70
√6/(√3-√2)
=√6/√3-√6/√2
=√2-√3
=1.414-1.732
=-0.318
√6/(√3-√2)=√6(√3+√2)
=3√2+2√3
≈4.242+2.744
≈6.986
≈6.99
好难不会