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题目内容
（甘肃开放大学高等数学）
若limx→x0f(x)=A,则当x→x0时，f(x)-A为无穷小量A.对
B.错
<img src="data:image/png;base64,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" >
B.错
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAXcAAAApCAYAAADOM2nNAAAINklEQVR4Xu1dPVrrOhCd7OWFIh8ruFnBhYaKlo6U0NBRpqOBMq+jpaKBrCCsIB8FYS9cy39RFEkzkuw4NicVxJJGc3R0NBrLzugn+xA+QAAIAAEgMCgERhD3QY0nnAECQAAI5AhA3EEEIAAEgMAAEYC4D3BQ4RIQAAJAAOIODgABIAAEBogAxH2AgwqXgAAQAAIQd3AACAABIDBABCDuAxxUuAQEgAAQgLiDA0AACACBASIAcR/goMIlIAAEgADEHRwAAkAACAwQAYj7AAcVLgEBIAAEIO7gABAAAkBggAhA3Ac4qHAJCAABIMCK+2g0ItuLI13fA9JhIMCNL3d9GCjIvAAWMpykpQ6NZ4o9aV1Vjvs0/YLelsV9SbPRGdH7Dy3+6n9zbjZxvbD3f9bUn8cNrW7+MxpV11/p4mdBf73mpOWa6LPRxvcTzd7OabHX9zhbPoKZxNJJayOw9Lu4nvarlnSCN+NVj3nt4TPHNxt2EsGs6nHCGTuG0nqcf9J2QjhkFfcQ0NzgbUl4fXBxV7bnNNms6GYzo9F8QpvVDdXyvsy+y9ccTthL7zJSTscvdKnaM9eIELSDyn7T03RMn/dqYQyq6Cwcsgszy4b+30yPu23FnAcugWhjYto97zOveT5XOKbgydVtRtu2o8PZq0p2MX/EkTvXOSsZc1G8pdNc3A83UZezEc0ntmhd9SEyEs99+aR76YKQ6K7y4SzbdhQLY2JjZXVO3EOiC65sMz12t7KcTenrrt3F1uYjJw5chJiCS595HcJnqWC6onnfGHA6xl03bUr7yvFGtds0d1hxd608IpJ2Ie5MVO6fIH6vvp+mNP68p5+m1NZlLvNh9jWh9W2zuwWXINsiJv070ViXhZomqNP2AXZT0gVMOsFDcNwr22dee/gsET0dC45f3FhIxpQrw82jpHFusHKLaZmslzviruXcSaVF1vS4eSa6GtPtR1b2+j0TzXGeitj+HxKyFtu+vG7+ubakXbRtrZ5eySdOnp3P+lRGg9V3fx63KZ1DRO/KxsMJrS5ew1JHAlJwpORIzZlwTiwpvpwB43q+2N7Sdsw8i6VofI36Ujw4QQl0y/Sy37yO4DO3w/ThKR0Lbmx97fjq2iL/0PHnFjBpe6LIXQrYntFa3N+Jzoqbm9ePj1lEekuFBpdiqvLiurjm/yvxD99259s/UguFZWFgop8qMt9M5o4I3X1TuNp2OoHPFy9uscoWqNkbnS+y+wOh9wUEI96ZuJd94/EVOLFTZLugS9JXofbNqLKadKFb91CvbOW74nVa38P5HCKqoX1r4p6JZOxtPnD1ojXWAwIr7klG9ch9rOXf9b+V3pnpm+gtt/9EThHpnbpvpJb9yFYVy+kahWLR/tp5PZRuu+X3Fgh915DWdF67a3GvxtmNr4K4WujDHWYFnh3fXZvSCC1pjojc7IbXqQFLDJ+lmNtgq+py4yFNBflOkFX2pbsMic2mIva6b74fyE7uUJK4R9yIZdImrLgTd0e/RXFXeUla1DdP84mx1lJCIhHwF4oVdwkPKst+gnL4hjoZFrlnUUTQCSSp0HBiEurVXvk+8jqSz74Il8NZKu4mvjGRdoy463ODi+STOaOCOZu4V5NZdUa6TbJ25sDinov3y+XusUe9Y2xaZkYPn+ssfeS6adpSWqbKS2ppG+82vPRJHycJGWLFXdK2uTOw1fl+4vCVWirKiXPuZbMu+0U7H3vPQ/jEXe8pN0dU2ZSorEteh41IDXRx3yiCz6HPW9hEllsEJGMnbSOkHIdlCkdsbSelZVjHDiruRVT2culKqSj3HTdU80szmn7d0er8jaZXRM/ZufgsAU5v54vt2fY2bqiqBcc8h19GmH5fijRLjHBIIhx2bC1s8taR4MuxX78eOhYu+6cTenkphMg8XmnuWGJytrFjtHW1Z7xO5HPIMUabsEuCjC7E3aR2yPyK5VCL4r59iMk3Z3dvsDpuuEoeHBLm6c2jkFXUVpzWyW8A1KcTzCdbmz0KuYtPbcvMOTN59xCS2IgvzRlKdNfWVgi+EhtVGek5d87+M13Rw8mqSIdVC0D5pFoTkXuo2Oxh0Btep/FZwmNJ+sSFt7Sua8FwcVPabym3Xa96iQrifDn3Cihfx5reSkhBMMvJhdcTvXuNRz78FOuQoJ6EWLFRih7dC7pSFzkWPkj7rFI19e4s8nUPXFomBZPfwGsJj0PEWVKWs8ldD10EUiJ3KZf3bEjEPWY7GtuhkHo18e++wp4eFUZD274c+r04PApS8klIaEaoVZ1QUQrtE+9l+yUUh1yRO2ddT9u4Iq5QDJXN38RrjjOulIS0nj6GrqOsZgAkiZK5sdfnHccj83oMZ2w22LRMaMcOWr5OYdgeWOJ6Io3EpeU4e7h+lAhoN7OlqZ7W/QCvW4f4Nxjot7j/hhGCj60jUJ3Htr89tHXzMAAEWkEA4t4KrGgUCAABINAtAq2Je31Om3tHiu+MN1e3W+xgHQgAASBwtAi0Ju7K42V2s2qevUVRf5jBioTKMb5e7Lx7RVz3aKFFx4AAEAAC3SHQqrjvHDNTYl++o9zprvZyrd26YY+NdwcnLAMBIAAEjgOBFsV9mT0MNM9+Sah8QMTn717kvlu3EvqTh/Z/oOE4hgW9AAJAAAikIdCOuNePhl/QK/cWRTPnbql7//lAtFjQ2HwdQJrvqA0EgAAQGCwC7Yh7w3AtZzOIe8OYojkgAASGjUAvxL16D/iH6Acvhj1g8A4IAAEgIEGgH+Iu8QRlgAAQAAJAoEYA4g4yAAEgAAQGiADEfYCDCpeAABAAAv8AxcpK/slv2SkAAAAASUVORK5CYII=" >
参考答案