化简(1)(2根号2+根号3)(2根号3-2根号2)
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化简(1)(2根号2+根号3)(2根号3-2根号2)
化简
(1)(2根号2+根号3)(2根号3-2根号2)
化简(1)(2根号2+根号3)(2根号3-2根号2)
=2√2(2√3-2√2)+√3(2√3-2√2)
=4√6-8+6-2√6
=-2+2√6
化简(1)(2根号2+根号3)(2根号3-2根号2)
化简
(1)(2根号2+根号3)(2根号3-2根号2)
化简(1)(2根号2+根号3)(2根号3-2根号2)
=2√2(2√3-2√2)+√3(2√3-2√2)
=4√6-8+6-2√6
=-2+2√6