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6(√0.5-3√2÷3)-(4√1÷8-√72)
(2÷3),(1÷8)
人气:497 ℃ 时间:2020-06-11 11:40:16
解答
6(√0.5-3√2÷3)-(4√(1÷8)-√72)
=6(√2÷2-√2)-(4√2÷4-6√2)
=3√2-6√2-√2+6√2
=2√2不对哦是不是:6[√0.5-3√(2÷3)]-[4√(1÷8)-√72]=6(√2÷2-√6)-(4√2÷4-6√2)=3√2-6√6-√2+6√2=8√2-6√6
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