设a.b是实数,要使分式a加b分之a-2b的值等于0,a,b应满足怎样的条件?a,b是实数,要使分式a加b分之a减2b的值等于0,a,b应满足怎样的条件?
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![设a.b是实数,要使分式a加b分之a-2b的值等于0,a,b应满足怎样的条件?a,b是实数,要使分式a加b分之a减2b的值等于0,a,b应满足怎样的条件?](/uploads/image/z/3837491-35-1.jpg?t=%E8%AE%BEa.b%E6%98%AF%E5%AE%9E%E6%95%B0%2C%E8%A6%81%E4%BD%BF%E5%88%86%E5%BC%8Fa%E5%8A%A0b%E5%88%86%E4%B9%8Ba-2b%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E0%2Ca%2Cb%E5%BA%94%E6%BB%A1%E8%B6%B3%E6%80%8E%E6%A0%B7%E7%9A%84%E6%9D%A1%E4%BB%B6%3Fa%2Cb%E6%98%AF%E5%AE%9E%E6%95%B0%2C%E8%A6%81%E4%BD%BF%E5%88%86%E5%BC%8Fa%E5%8A%A0b%E5%88%86%E4%B9%8Ba%E5%87%8F2b%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E0%2Ca%2Cb%E5%BA%94%E6%BB%A1%E8%B6%B3%E6%80%8E%E6%A0%B7%E7%9A%84%E6%9D%A1%E4%BB%B6%3F)
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设a.b是实数,要使分式a加b分之a-2b的值等于0,a,b应满足怎样的条件?a,b是实数,要使分式a加b分之a减2b的值等于0,a,b应满足怎样的条件?
设a.b是实数,要使分式a加b分之a-2b的值等于0,a,b应满足怎样的条件?
a,b是实数,要使分式a加b分之a减2b的值等于0,a,b应满足怎样的条件?
设a.b是实数,要使分式a加b分之a-2b的值等于0,a,b应满足怎样的条件?a,b是实数,要使分式a加b分之a减2b的值等于0,a,b应满足怎样的条件?
a=2b或者a=0,b=o