求:2X^3+X^2-X-2=A(X-1)(X-2)(X-3)+BX(X-2)(X-3)+CX(X-1)(X-3)+DX
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求:2X^3+X^2-X-2=A(X-1)(X-2)(X-3)+BX(X-2)(X-3)+CX(X-1)(X-3)+DX(X-1)(X-2),求实数A,B,C,D的值
![求:2X^3+X^2-X-2=A(X-1)(X-2)(X-3)+BX(X-2)(X-3)+CX(X-1)(X-3)+DX](/uploads/image/z/20211436-28-6.jpg?t=%E6%B1%82%EF%BC%9A2X%5E3%2BX%5E2-X-2%3DA%28X-1%29%28X-2%29%28X-3%29%2BBX%28X-2%29%28X-3%29%2BCX%28X-1%29%28X-3%29%2BDX)
1,2,46,89
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