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(2根号6)x^2-(2根号2 +根号3)x+1=0
人气:442 ℃ 时间:2020-02-06 04:29:31
解答
(2根号6)x^2-(2根号2 +根号3)x+1=0
{2根号2 x - 1)(根号3 x -1)=0
x1=1/(2根号2)=根号2 /4
x2=1/根号3 = 根号3/3
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