(1)已知√a+√b=√5-√3,√ab=√15-√3,则a+b=?(2)(√3+√2)^2000×(√3-√2)^2001=?(3) 9-4√5的算术平方根是?(4)已知a=1/2+√3,b=2-√3 则a与b的大小关系是?
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![(1)已知√a+√b=√5-√3,√ab=√15-√3,则a+b=?(2)(√3+√2)^2000×(√3-√2)^2001=?(3) 9-4√5的算术平方根是?(4)已知a=1/2+√3,b=2-√3 则a与b的大小关系是?](/uploads/image/z/13569553-1-3.jpg?t=%EF%BC%881%EF%BC%89%E5%B7%B2%E7%9F%A5%E2%88%9Aa%2B%E2%88%9Ab%3D%E2%88%9A5-%E2%88%9A3%2C%E2%88%9Aab%3D%E2%88%9A15-%E2%88%9A3%2C%E5%88%99a%2Bb%3D%3F%EF%BC%882%EF%BC%89%EF%BC%88%E2%88%9A3%2B%E2%88%9A2%EF%BC%89%5E2000%C3%97%EF%BC%88%E2%88%9A3-%E2%88%9A2%EF%BC%89%5E2001%3D%3F%283%29+9-4%E2%88%9A5%E7%9A%84%E7%AE%97%E6%9C%AF%E5%B9%B3%E6%96%B9%E6%A0%B9%E6%98%AF%3F%EF%BC%884%EF%BC%89%E5%B7%B2%E7%9F%A5a%3D1%2F2%2B%E2%88%9A3%2Cb%3D2-%E2%88%9A3+%E5%88%99a%E4%B8%8Eb%E7%9A%84%E5%A4%A7%E5%B0%8F%E5%85%B3%E7%B3%BB%E6%98%AF%3F)
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