x/(x-1)(x-2)(x-3)=-1/2(x-1)+2/(x-2)-3/2(x-3)这是我用待定系数法求得的,现在向
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x/(x-1)(x-2)(x-3)=-1/2(x-1)+2/(x-2)-3/2(x-3)这是我用待定系数法求得的,现在向各位大侠寻求一简单解法
![x/(x-1)(x-2)(x-3)=-1/2(x-1)+2/(x-2)-3/2(x-3)这是我用待定系数法求得的,现在向](/uploads/image/z/16427888-8-8.jpg?t=x%2F%28x-1%29%28x-2%29%28x-3%29%3D-1%2F2%28x-1%29%2B2%2F%28x-2%29-3%2F2%28x-3%29%E8%BF%99%E6%98%AF%E6%88%91%E7%94%A8%E5%BE%85%E5%AE%9A%E7%B3%BB%E6%95%B0%E6%B3%95%E6%B1%82%E5%BE%97%E7%9A%84%2C%E7%8E%B0%E5%9C%A8%E5%90%91)
你的答案是错的,应该如图![](http://img.wesiedu.com/upload/0/18/018ed9a9218b557f898542fc115ada46.jpg)
![](http://img.wesiedu.com/upload/0/18/018ed9a9218b557f898542fc115ada46.jpg)
已知f(x)是一次函数,且满足3f(x+1)-2f(x-1)=2x+17,求f(x),用待定系数法求解!
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
x-1)(X-2)(x-3)...(x-50)+x(x-2)(X-3)...(X-50)+...+x(x-1)(x-2)
用待定系数法分解因式(1) x^5+x+1(2) x^5+x^4+1
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4
多项式|x+1|+|x-2|+|x+3|+...+|x+2007|+|x+2008|+|x+2009|的最小值是
1+x+x^2+x^3+.+x^99+x^100
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^5+x^6+x^7+x^8的值
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^+x^6+x^7+x^8的值
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^2002