求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值如果有理数a、b满足|ab-2| +【(1-b)的平方】=0,求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值
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![求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值如果有理数a、b满足|ab-2| +【(1-b)的平方】=0,求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值](/uploads/image/z/6086785-49-5.jpg?t=%E6%B1%821%2Fab%2B+1%2F%EF%BC%88a%2B1%EF%BC%88b%2B1%EF%BC%89%2B+1%2F%EF%BC%88a%2B2%EF%BC%89%EF%BC%88b%2B2%EF%BC%89%2B%E2%80%A6%2B1%2F%EF%BC%88a%2B2007%EF%BC%89%EF%BC%88b%2B2007%EF%BC%89%E7%9A%84%E5%80%BC%E5%A6%82%E6%9E%9C%E6%9C%89%E7%90%86%E6%95%B0a%E3%80%81b%E6%BB%A1%E8%B6%B3%7Cab-2%7C+%2B%E3%80%90%EF%BC%881-b%EF%BC%89%E7%9A%84%E5%B9%B3%E6%96%B9%E3%80%91%3D0%2C%E6%B1%821%2Fab%2B+1%2F%EF%BC%88a%2B1%EF%BC%88b%2B1%EF%BC%89%2B+1%2F%EF%BC%88a%2B2%EF%BC%89%EF%BC%88b%2B2%EF%BC%89%2B%E2%80%A6%2B1%2F%EF%BC%88a%2B2007%EF%BC%89%EF%BC%88b%2B2007%EF%BC%89%E7%9A%84%E5%80%BC)
求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值如果有理数a、b满足|ab-2| +【(1-b)的平方】=0,求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值
求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值
如果有理数a、b满足|ab-2| +【(1-b)的平方】=0,求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值
求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值如果有理数a、b满足|ab-2| +【(1-b)的平方】=0,求1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)的值
如果有理数a、b满足|ab-2| +【(1-b)的平方】=0
则ab=2,b=1.那么,a=2
1/ab+ 1/(a+1(b+1)+ 1/(a+2)(b+2)+…+1/(a+2007)(b+2007)
=1/(1*2)+1/(2*3)+1/(3*4)+……+1/(2008*2009)
=1/1-1/2+1/2-1/3+1/3-1/4+……+1/2008/-1/2009
=1-1/2009
=2008/2009
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