设(x-1)^9=b0+b1x+b2x^2+.+b9x^9x^2(x-1)^9=b0x^2+b1x^3+...+b9x^11上二式相加得(x^2+1)(x-1)^9=b0+b1x+(b0+b2)x^2+(b1+b3)x^3+.+(b7+b9)x^9+b8x^8+b9x^11b0=c(0,9) b1=-c(1,9) b2=c(2,9) .b8=c(8,9) b9=-c(9,9) （...