(x-1)(x^n+x^n-1+…+x+1)=x^(n+1)-1
观察下列格式:(x-1)(x+1)=x^2-1,(x-1)(x^2+x+1)=x^3-1,(x-1)(x^3+x^2+x
3个回答
相关问题
-
观察下列等式观察下列等式:(x-1)(x+1)=x^2-1;(x-1)(x^2+x+1)=x^3-1;(x-1)(x^3
-
观察下列各式:(x-1)(x+1)=x^2-1.(x-1)(x^2+x+1)=x^3-1,(x-1)(x^3+x^2+x
-
观察下列各式:(x-1)(x+1)=x^2-1(x-1)(x^2+x+1)=x^3-1(x-1)(x^3+x^2+x+1
-
观察下列各式:(x-1)(x+1)=x2-1,(x-1)(x2+x+1)=x3-1,(x-1)(x3+x2+x+1)=x
-
观察下列各式:(x-1)(x+1)=x2-1;(x-1)(x2+x+1)=x3-1;(x-1)(x3+x2+x+1)=x
-
观察下列各式:(x-1)(x+1)=x2-1,(x-1)(x2+x+1)=x3-1,(x-1)(x3+x2+x+1)=x
-
1、观察下列等式(x-1)(x+1)=x2-1; (x-1)(x2+x+1)=x3-1; (x-1)(x3+x2+x+1
-
观察下列各式:(x-1)(x+1)=x 2 -1;(x-1)(x 2 +x+1)=x 3 -1;(x-1)(x 3 +x
-
观察下列等式(x-1)(x+1)=x2-1;(x-1)(x2+x+1)=x3-1;(x-1)(x3+x2+x+1)=x4
-
观察下列等式(x-1)(x+1)=x2-1;(x-1)(x2+x+1)=x3-1;(x-1)(x3+x2+x+1)=x4