8x^2(x+3)-8x(x+1)^2=8x^2-32.8x^2(x+3)-8x(x+1)^2=8x^2-32

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/29 02:28:54

8x^2(x+3)-8x(x+1)^2=8x^2-32.
8x^2(x+3)-8x(x+1)^2=8x^2-32

8x^2(x+3)-8x(x+1)^2=8x^2-32
8x^3+24x^2-8x^3-16x^2-8x=8x^2-32
8x=32
x=4