Question

（2次根号2-根号3）×根号6

实数运算，今天早上3分钟后就要

Answer 1

（2次根号2-根号3）× 根号6
(√2-√3)×√6
(√2-√3)×√2×√3
=2√3-3√2
=2×1.732-3×1.414
=-0.778

Answer 2

（2次根号2-根号3）×根号6
=4根号3-3根号2

Answer 3

(2√2-√3）X√6
=2√2x√6-√3x√6
=2√12-√18
=4√3-3√2
≈4x1.732-3x1.414
=2.686